Flagstone invoice template UK (2026): sandstone, Yorkstone, CIS and VAT
Flagstone invoice template UK (2026): sandstone, Yorkstone, CIS and VAT
By InvoiceAdept Editorial · 13 September 2026 · Local preview wrap - not live CMS
A flagstone invoice has to show what was surveyed, excavated, sub-based, edged, cut, bedded, laid, pointed and snagged - not a vague "stone paving done" or "flags sorted" line. "Supply and lay flagstones as agreed" does not tell a householder whether they paid for calibrated Indian sandstone on a side path, riven Yorkstone on a terrace, limestone flags on courtyard steps, slate flags around a porch, or a specialist cutting package with radial steps. It does not tell a main contractor's QS which plot, purchase order or hard-landscaping package to release. It does not tell a CIS contractor how much is labour and how much is the direct cost of flagstones, bedding, mortar, Type 1, geotextile, edgings, jointing and waste you paid for.
Differentiation (read this before you copy a sister guide): this page is the specialist flagstone / natural stone flag money page for Indian sandstone, Yorkstone, limestone, slate flags and similar natural stone flags - cutting, laying and pointing stone flags on paths, terraces, steps and courtyards. It is not the general multi-material paving package page, not concrete block paving, not a full driveway multi-surface menu, and not a patio entertainment package page. Open those sisters when the defined product matches them:
Paving invoice template UK - general paving (flags, setts, porcelain, concrete slabs, forecourt paths as a broad paving package)
Block paving invoice template UK - concrete / clay / permeable block paving as the product
Driveway invoice template UK - multi-surface drives (block / resin / tarmac / concrete / gravel)
Patio invoice template UK - patio packages (porcelain, sandstone, brick/block patio, steps as a patio brief)
Resin driveway, tarmac, landscaper, groundworker, stonemason - cross-link when those are the product
Stay here when the product is natural stone flagstones as specialist stone paving labour - sandstone, Yorkstone, limestone, slate flags - rather than a general paving menu, block product, driveway surface choice or patio package brief.
Who pays matters. Billing a private householder for flagstones on their own home: normal invoice, no CIS. The householder is not a CIS contractor - see CISR12030 and the public CIS overview. Billing a main contractor, developer or construction business for construction of paths, terraces and courtyards as works forming part of the land: typically within CIS under HMRC's CISR14200 and CISR14320 framing (softened - land/path/hard landscaping facts matter; InvoiceAdept does not decide CIS status; ask your accountant on borderline jobs). Soft landscaping alone (planting, turfing, mowing) that is not part of a construction project is generally outside CIS. Materials-only delivery without install is generally outside under CISR14220. Mixed supply-and-install needs CISR14020 / CISR14030. Materials at direct cost: CISR15060 / CISR15090. Free-issue flags from the main contractor are not your materials. Deemed contractor tests use the £3 million construction-spend framing - not £1 million. Do not invent that HMRC expressly lists "flagstone layer" on a closed trade-name list; open the live manuals and soften.
VAT needs careful wording. Ordinary flagstone laying for a householder on an occupied existing dwelling is usually standard-rated at 20% if you are VAT-registered. Soften VAT Notice 708 claims; do not invent 0% for lived-in home flagstone paths, terraces or courtyards. Never reverse-charge a householder. Domestic reverse charge only when eligible contractor-to-contractor tests are met - see our domestic reverse charge guide.
This guide gives copy-paste fields, labour/materials splits for sandstone, Yorkstone, limestone and slate flag packages, deposits and stage payments (survey/levels - dig-out - sub-base - cut/lay - point - snag), CIS and VAT scenarios, late-payment pointers (illustrative Bank Rate 3.75% so statutory interest 11.75% where Bank Rate + 8% applies between businesses - mark illustrative), and a long FAQ. Figures are illustrative only, not UK market rates or a price list. InvoiceAdept does not decide CIS or VAT status and does not file CIS300, VAT returns, Making Tax Digital updates, Self Assessment or court claims. It does not issue highway licences, planning permissions, Building Control completion certificates or SuDS approvals.
Related templates: paving, block paving, driveway, patio, stonemason, landscaper, groundworker, how to invoice a client, deposit invoice, domestic reverse charge, retention and the free invoice generator.
Rules and links were checked for this guide on 13 September 2026. General information only, not tax, legal, highways, planning, SuDS or Building Regulations advice. InvoiceAdept is from Tech Me Today Ltd, Companies House 15917255, ICO ZB944663.
In short
Start by identifying who pays you, which natural stone flag product you supplied or laid (Indian sandstone, Yorkstone, limestone, slate flags), whether cutting and radial work are included, whether dig-out and Type 1 sub-base are included, whether flags must be ordered before work starts, and whether the contract is supply-only or supply-and-install.
Private householder, own-home flagstones: no CIS. The householder is not a CIS contractor (CISR12030 / public CIS guide). If VAT-registered, ordinary sandstone / Yorkstone / limestone / slate flags at an existing lived-in home are usually 20%. Show survey/levels, dig-out/spoil, geotextile, sub-base, compaction, edgings, bedding/mortar, named flag type, cutting, pointing/jointing, drainage channels, waste/skip and snag clearly. Do not claim "VAT free" because it is outdoor hard landscaping. Never reverse-charge a householder.
Flagstone package for a CIS contractor: typically within CIS when a contractor pays you for construction of paths, terraces or courtyards as works forming part of the land (CISR14200, CISR14320). Soften: InvoiceAdept does not decide; facts matter. Split labour from materials at direct cost (CISR15060 / CISR15090). Flags, Type 1, sand, mortar, geotextile and edgings you bought are materials at purchase cost; mark-up stays in the labour base. Free-issue flags from the main contractor are not your materials.
Manufacture and delivery of flags only (no install): generally outside CIS (CISR14220). A mixed contract that supplies flags and includes installation can pull the whole contract into CIS (CISR14020 / CISR14030).
VAT reduced rate (5%) or zero: only when Notice 708 conditions are actually met. Ordinary flagstones on an occupied house stay 20%. Never reverse-charge a householder. Never invent 0% for normal domestic flagstone paths or terraces.
Take a deposit before ordering specialist Indian sandstone, Yorkstone or slate if your terms require one. Number and invoice that deposit. Then use recognisable stages: dig-out, sub-base, cut/lay, point/snag. Keep variations for extra area, stone switch or cutting upgrades separate from the agreed package.
Build the invoice in InvoiceAdept's free invoice generator so plot/PO, CIS split and VAT lines stay readable. InvoiceAdept Free is £0 for five invoices per month. Pro is £7.99 excl VAT and includes WhatsApp send. Pro+ is £12.99 excl VAT and includes CIS. Stripe's own fees apply (UK cards typically 1.5%+20p), but InvoiceAdept adds no platform fee.
Who this flagstone invoice template is for
This template is for UK flagstone layers, natural stone paving specialists, sandstone and Yorkstone crews, limestone and slate flag teams, hard landscapers who specialise in stone flags, and subcontractors who dig out, lay Type 1, cut and bed natural stone flags, and need readable invoices for householders, landlords, builders and housing clients. It covers the paperwork pattern, not a price list and not a highways, planning or SuDS document.
Who | Typical use of this page |
|---|---|
Indian sandstone specialists | Calibrated or riven sandstone flag paths, terraces, courtyard strips |
Yorkstone layers | Traditional Yorkstone flags, steps, landings |
Limestone flag crews | Limestone terrace and courtyard flags |
Slate flag specialists | Slate flags to porch surrounds and paths |
Natural stone cutting teams | Radial / circular cutting, step treads in stone flags |
Groundworkers on flag packages | Dig-out and Type 1 for later flag crew - or use groundworker sister |
Sole traders and limited companies | Clear naming, VAT and (when relevant) CIS layouts |
If your day product is general multi-material paving, use the paving guide. If the product is block paving, use block paving. If the brief is a full driveway surface menu, use driveway. If the brief is a patio package, use patio.
How this differs from paving, block paving, driveway and patio guides
Guide | Focus | Use this flagstone page when... |
|---|---|---|
General flags/setts/porcelain/concrete slabs/forecourt paths | Product is specialist natural stone flagstones (sandstone/Yorkstone/limestone/slate) as the named product | |
Concrete / clay / permeable blocks | Product is stone flags - not blocks | |
Multi-surface drives | Product is flagstone path/terrace/courtyard, not a driveway surface choice | |
Patio packages | Product is flagstone laying outside a patio entertainment package brief - or cross-link patio when the brief is explicitly a patio package | |
Broader stonemasonry | Flagstone paving labour is the billed product | |
This page | Natural stone flagstones - cut, lay, point | Indian sandstone / Yorkstone / limestone / slate flags are the product |
Three flagstone jobs, three invoices
Most "flagstone invoice template UK" pages treat every customer as a name and a total. On site they are not.
Domestic householder flagstones | Contractor flagstone package | Supply-only flags | |
|---|---|---|---|
Customer on invoice | Private householder | Builder, developer or hard-landscape principal | Same site - materials delivery only |
Contract | Sandstone / Yorkstone / limestone / slate flags on own home | Plot/PO flag package with dig-out and Type 1 | Delivery of flags to site store - no lay labour |
CIS | No. Householder is not a CIS contractor. | Typically within CIS under CISR14200 / CISR14320 when contractor-paid - soften | Generally outside (CISR14220) - soften if mixed with labour under one agreement |
Labour/materials | Helpful for clarity | Essential - labour vs flags/Type 1/sand/mortar at direct cost | Materials lines only; do not invent CIS labour |
VAT if registered | Usually 20% on ordinary domestic flagstones | Normal VAT, or domestic reverse charge only when eligible contractor-to-contractor rules apply | Usually 20% if registered |
Key references | Public CIS guide; CISR12030; Notice 708 context | CISR14200; CISR14320; CISR14020/14030; CISR15060/15090 | CISR14220; mixed-contract care if labour added later |
What often bounces it | "Flags done" with no stone type; inventing 0% VAT; reverse-charging a householder | Missing UTR, plot/PO, labour/material split; claiming free-issue flags as your materials | Labelling supply-only as "flagstone CIS"; silent labour when you only delivered |
A contractor working for a homeowner is still a contractor when you bill them. No reverse charge on a private customer. See HMRC's reverse charge supplier page. Homeowners only: skip CIS and reverse charge, still read product descriptions, the tax point, and what must appear on the invoice.
Product types: Indian sandstone, Yorkstone, limestone, slate flags
Product | Typical description on the invoice | Do not bury here |
|---|---|---|
Indian sandstone flags | Colour/finish cue, calibrated or riven, path/terrace area m2 | Silent "sandstone as quoted" with no location or finish |
Yorkstone flags | Yorkstone type cue, area, steps/landings if included | Patio entertainment package that belongs on patio when that is the brief |
Limestone flags | Limestone type, terrace/courtyard location | Block paving - use block paving sister |
Slate flags | Slate type, porch surround / path strip | Full multi-surface driveway - use driveway sister |
Cut / radial / circular work | Cutting method cue, radius/steps | Silent "cutting included" with no description |
Supply-only flags | Delivery only, no lay labour | Silent "flagstone works included" when you only delivered |
Dig-out / Type 1 only | Excavation and sub-base for later flag crew | Claiming flags you did not lay |
Domestic versus commercial on the description
Setting | Description cues | VAT / CIS watch-outs |
|---|---|---|
Domestic dwelling | Householder name, path/terrace/courtyard, stone type | No CIS if householder pays; usually 20% VAT if registered |
Landlord / HMO | Landlord or agent as bill-to; site address | Soften who the CIS actor is - if a contractor pays you, test CIS |
Commercial courtyard path | Floor / zone / path strip, PO, falls | Typically within CIS when contractor-paid (CISR14200 / CISR14320) - soften |
New-build plot flags | Plot / PO, areas | Soften Notice 708; do not invent zero-rate without advice |
Soft landscape beside flags | Keep soft and hard lines readable | Mixed contract may pull hard works into CIS |
What flagstone work belongs on the invoice
Line group | Typical inclusions | Do not bury here |
|---|---|---|
Survey / levels | Levels, falls, existing surface measure | Planning permission or SuDS design certificate |
Dig-out / spoil | Excavation depth cue, spoil away / skip | Full groundworks package that belongs on groundworker sister alone |
Geotextile / sub-base | Geotextile, Type 1 (or specified sub-base), compaction | Claiming SuDS approval |
Edgings | Stone / concrete / metal edgings | Fence posts that belong on fencing sister |
Bedding / mortar | Sand bed or mortar bed as specified | Silent "bed included" with no method |
Flagstone units | Named stone - sandstone / Yorkstone / limestone / slate - area | Block paving product - use block sister |
Cutting | Radial, circular, step treads, site cuts | Silent "extras" with no cutting cue |
Pointing / jointing | Mortar joints, kiln-dried sand, resin joint cue | Patio package steps - patio sister when that is the brief |
Drainage | ACO / linear drain / soakaway connection cue | Claiming Building Control or highway drain adoption |
Waste / skip | Skip / spoil disposal; stone offcuts | Hazardous waste wording that belongs elsewhere |
Variations | Extra m2, stone switch, cutting upgrade coded V01/V02 | Silent bumps inside "additional flags" |
Weak versus usable descriptions
Weak | Usable |
|---|---|
Flags done | Supply and lay calibrated Indian sandstone flags to side path, approx 18 m2, mortar pointed, Type 1 sub-base, 26 Acacia Road - householder, no CIS |
Stone paving sorted | Riven Yorkstone flags to rear terrace, approx 22 m2, mortar bed, pointed, levels as survey |
Limestone as agreed | Limestone flags to courtyard strip, plot PO-4412, labour and materials split |
Slate only | Supply slate flags to site store Plot 7 - delivery only, no lay labour |
Dig and pave stone | Dig-out 150 mm, Type 1 100 mm compacted, lay sandstone flags garage path 24 m2, joint sand, spoil away |
Cutting included | Cut and lay radial sandstone steps, three treads, mortar bed, as drawing Rev B |
What a UK flagstone invoice must include
Field | Always? | Flagstone notes |
|---|---|---|
Your name or business name | Yes | Match Self Assessment / Companies House naming |
Your address | Yes | Trading address |
Customer name and address | Yes | Householder vs contractor bill-to |
Unique invoice number | Yes | Sequential; deposit INV and stage INV distinct |
Invoice date / tax point | Yes | When goods/services supplied or tax point rules apply |
Description of services | Yes | Named stone, area, location, cutting cue |
Amounts due | Yes | Labour / materials split when CIS |
VAT amount and rate if registered | If VAT-registered | Usually 20% on ordinary lived-in dwelling flagstones |
VAT number | If VAT-registered | Show clearly |
Payment terms | Strongly recommended | Deposit / stage / final |
CIS details | When CIS applies | UTR, rate, labour vs materials, net payable |
Bank details | Recommended | Sort code / account for Faster Payments |
GOV.UK sets out what must appear on a business invoice / VAT invoice. Treat the table above as a practical checklist for trades - confirm live GOV.UK invoice and VAT invoice guidance on the day you invoice.
Copy-paste flagstone invoice fields
Field | Example content (illustrative) |
|---|---|
From | Acme Flagstones Ltd, Companies House example only |
Bill to | Householder name OR contractor + site |
Site | 26 Acacia Road / Plot 12 PO-4412 |
Description | Supply and lay calibrated Indian sandstone flags, side path approx 18 m2, Type 1, mortar pointed |
Labour | Cutting, laying, pointing (CIS labour base when applicable) |
Materials at cost | Flags, Type 1, sand, mortar, geotextile, edgings you bought |
Free-issue note | "Flags free-issue by main contractor - not our materials" when true |
VAT | 20% if registered on ordinary domestic - do not invent 0% |
CIS | 20%/30%/0% GPS as applicable - Pro+ lines |
Deposit ref | DEP-104 credited on final |
Terms | Stage: dig-out / sub-base / lay / point-snag |
Sole trader versus limited company
Sole trader | Limited company | |
|---|---|---|
Name on invoice | Your trading name / own name as registered | Company name as Companies House |
CIS | Same CIS document rules when contractor-paid | Same |
VAT | Same Notice 708 caution | Same |
Bank details | Personal or business account as you use | Company account |
Labour versus materials: flags, Type 1, sand, mortar and edgings
Line | Usually labour or materials? | CIS note |
|---|---|---|
Cutting / laying / pointing labour | Labour | In CIS labour base when CIS applies |
Flagstones you bought | Materials at direct cost | Out of labour deduction (CISR15060/15090 framing) |
Type 1 / sand / mortar / geotextile you bought | Materials at direct cost | Same |
Free-issue flags | Not your materials | Do not claim as your materials cost |
Mark-up on materials | Stays with labour treatment in practice - ask accountant | Do not invent HMRC wording |
Line-item library for flagstone packages
Code-style line | Usable wording |
|---|---|
FS-SURV | Survey and levels for flagstone path/terrace |
FS-DIG | Dig-out to depth cue, spoil away |
FS-SUB | Geotextile and Type 1 compacted |
FS-EDGE | Stone/concrete edgings |
FS-BED | Mortar / sand bed as specified |
FS-FLAG | Supply named flags - sandstone/Yorkstone/limestone/slate - m2 |
FS-CUT | Site cutting / radial / steps |
FS-POINT | Pointing / jointing |
FS-DRAIN | ACO / linear drain with flag package |
FS-SNAG | Snag and final clean |
FS-V01 | Variation - extra m2 / stone switch |
CIS deep dive: paths, terraces and courtyards as works forming part of the land (CISR14200, CISR14320)
HMRC's CISR14200 and CISR14320 framing is commonly used for construction of drives, paths and similar works forming part of the land. Soften absolute claims: InvoiceAdept does not decide CIS status; contract facts matter; ask your accountant on borderline flagstone jobs.
Scenario | Typical CIS reading (softened) | Invoice habit |
|---|---|---|
Householder pays for own-home sandstone path | Outside CIS - householder not a CIS contractor (CISR12030) | No CIS block; clear stone description |
Main contractor pays for plot flag package | Typically within CIS (CISR14200 / CISR14320) - soften | Labour vs materials; UTR; rate; net |
Materials-only flag delivery | Generally outside (CISR14220) - soften | No invented CIS labour |
Mixed supply-and-install under one agreement | Can pull into CIS (CISR14020 / CISR14030) - soften | Split clearly; ask accountant |
Free-issue flags + your labour | Labour in; flags not your materials | State free-issue |
Soft landscaping alone beside flags | Soft alone often outside; hard flags may still be in | Separate lines; reassess mixed contract |
Materials-only, mixed and free-issue
Pattern | Watch-out |
|---|---|
Materials-only | CISR14220 - do not invent install labour |
Mixed | CISR14020 / CISR14030 - whole contract care |
Free-issue | Not your materials cost |
Deemed contractor | £3 million construction-spend test framing - not £1m |
VAT: ordinary domestic flagstones, Notice 708 caution, reverse charge
Situation | Usual VAT note (if registered) | Do not |
|---|---|---|
Lived-in dwelling flagstone path/terrace | Usually 20% | Invent 0% on ordinary lived-in flagstones |
Notice 708 reduced/zero | Only when conditions actually met | Guess from a forum post |
Householder | Never reverse-charge | Paste DRC wording on private customers |
Eligible contractor-to-contractor DRC | Only when tests met | Assume every builder invoice is DRC |
VAT registration threshold | £90,000 | Use old £85,000 |
Deposits and staged payments: survey - dig-out - sub-base - cut/lay - point - snag
Stage | What to invoice | Why |
|---|---|---|
Deposit | Before ordering specialist sandstone / Yorkstone / slate | Cash for materials order |
Dig-out / sub-base | After excavation and Type 1 | Visible progress |
Cut / lay | After flags down | Main labour event |
Point / snag | After joints and snag | Final release |
Number each invoice. Credit the deposit on the final. Keep variations separate.
Variations, snagging and retention
Topic | Invoice habit |
|---|---|
Extra m2 | Variation line V01 with area and stone type |
Stone switch | Separate variation - do not silent-swap |
Snagging | Snag invoice or retention release - see retention |
Retention | Light touch: state % and release trigger if contract requires |
Worked examples A-D (illustrative only - not market rates)
Example A - householder Indian sandstone path (no CIS)
Line | Illustrative amount |
|---|---|
Labour - dig, Type 1, lay, point 18 m2 sandstone | £1,800 |
Materials at cost - flags, Type 1, sand, mortar | £900 |
Subtotal | £2,700 |
VAT 20% (if registered) | £540 |
Total | £3,240 |
CIS | None - householder |
Example B - contractor Yorkstone terrace package (CIS 20% illustrative)
Line | Illustrative amount |
|---|---|
Labour - dig, Type 1, cut, lay, point | £3,200 |
Materials at cost - Yorkstone, Type 1, mortar | £1,400 |
Gross labour for CIS | £3,200 |
CIS 20% on labour | £640 |
Net labour after CIS | £2,560 |
Materials (no CIS deduction) | £1,400 |
VAT treatment | Confirm with accountant / DRC eligibility - do not invent |
CIS | Yes - contractor-paid - soften |
Example C - supply-only limestone flags (no install)
Line | Illustrative amount |
|---|---|
Supply limestone flags to site store Plot 7 | £1,100 |
Delivery | £80 |
Lay labour | £0 - delivery only |
CIS | Generally outside CISR14220 - soften if labour added later |
Example D - free-issue slate + your labour (CIS illustrative)
Line | Illustrative amount |
|---|---|
Labour - lay and point free-issue slate flags 12 m2 | £960 |
Materials (your sand/mortar only) | £120 |
Free-issue slate | £0 on your invoice - main contractor supplied |
CIS on labour | Apply rate to labour base - ask accountant |
All four examples are illustrative for layout only. They are not UK market rates, quotes or tax determinations.
Free vs Pro vs Pro+ for flagstone businesses
Plan | Monthly excl VAT | Flagstone fit |
|---|---|---|
Free | £0 | Five invoices/month - deposit+stages burn Fast |
Pro | £7.99 | Unlimited invoices, WhatsApp send, Stripe |
Pro+ | £12.99 | CIS labour vs materials lines |
InvoiceAdept does not file CIS300, VAT returns, MTD updates or Self Assessment.
What the invoice is not
Document | Invoice is not |
|---|---|
Planning permission | Not permission |
Building Control completion | Not a certificate |
SuDS approval | Not approval |
Dropped-kerb / highway licence | Separate paperwork if ever relevant |
CIS300 return | InvoiceAdept does not file |
VAT return | InvoiceAdept does not file |
Late payment: contractor debts are not consumer debts
For UK business-to-business debts, late payment interest is often discussed as Bank Rate + 8%. Illustrative Bank Rate used here: 3.75% (held 30 July 2026; next MPC 17 September 2026 at time of writing) so illustrative statutory interest 11.75% where the Act applies. Mark illustrative; confirm Bank of England and legislation on the day. Do not paste statutory interest onto every householder invoice without advice.
Making Tax Digital: records, not filing
InvoiceAdept keeps digital records of invoices and payments. It does not send quarterly Making Tax Digital for Income Tax updates and does not submit Self Assessment or VAT returns. An invoicing app is not filing software. See MTD invoicing for UK trades.
How InvoiceAdept helps flagstone businesses
Need | How InvoiceAdept helps |
|---|---|
Clear stone descriptions | Line items for sandstone / Yorkstone / limestone / slate |
WhatsApp send | Pro / Pro+ |
CIS split on PDF | Pro+ |
Card pay link | Stripe on Pro - no InvoiceAdept platform fee |
First draft |
Quote versus invoice versus retention on contractor flag packages
Document | Role |
|---|---|
Quote | Scope and stone type before work |
Deposit invoice | Numbered; credited later |
Stage invoice | Dig / sub-base / lay |
Final / snag | Retention release if contract requires |
Mistakes that bounce flagstone invoices
Mistake | Fix |
|---|---|
"Flags done" with no stone type | Name sandstone / Yorkstone / limestone / slate + m2 + location |
Inventing 0% VAT on lived-in path | Usually 20% if registered |
Reverse-charging a householder | Never |
Claiming free-issue flags as your materials | State free-issue |
Missing labour/materials split on CIS jobs | Split on Pro+ |
Using old £85k VAT threshold | Use £90,000 |
Calling paving/block/driveway/patio sisters the same page | Differentiate - this page is flagstones |
Double-invoicing deposit without credit | Credit deposit on final |
Soft landscaping beside flagstones
Soft work | Hard flag work | CIS note |
|---|---|---|
Turfing alone | None | Soft alone often outside - soften |
Planting beside new sandstone path | Flags in same contract | Reassess mixed contract |
Keep lines separate | Named flag lines | Readable for QS and HMRC export |
Working beside groundworkers, landscapers, driveway and patio crews
Sister crew | Invoice habit |
|---|---|
Groundworker digs; you lay flags | Separate invoices; do not claim each other's work |
Landscaper soft; you hard flags | Separate product lines |
Driveway crew on resin; you on flag path | Different sisters - cross-link |
Patio package brief | Use patio when that is the product |
Payment terms, applications and cash flow for multi-day flag packages
State deposit percentage, stage triggers, and final snag retention if any. Specialist stone orders need cash before delivery. Number every application-style invoice clearly for contractor QS packs.
Record-keeping for CIS, VAT and Self Assessment
Keep PDFs, variation approvals, free-issue notes, and bank evidence. Export for your accountant. InvoiceAdept records are not a filed CIS300 or VAT return.
Deemed contractors and the £3 million construction-spend test
Deemed contractor rules use a £3 million construction-spend framing in current guidance discussions - not £1 million. Soften: confirm live GOV.UK / HMRC manuals; InvoiceAdept does not decide deemed status.
Using the free invoice generator for a first flagstone draft
Open the free invoice generator. Add customer, named stone lines, VAT if registered, and (on Pro+) CIS split. Free allows five invoices per month.
Checklist before you hit send
Check | Done? |
|---|---|
Named stone type and area | |
Location (path/terrace/steps/courtyard) | |
Householder vs contractor bill-to | |
CIS only when applicable | |
Labour vs materials when CIS | |
Free-issue noted if true | |
VAT 20% unless Notice 708 actually applies | |
Never reverse-charge householder | |
Deposit credited on final | |
Invoice number unique | |
Differentiated from paving/block/driveway/patio sisters |
FAQ
Is a householder flagstone job within CIS?
No. A private householder paying for flagstones on their own home is not a CIS contractor. See CISR12030 and the public CIS guide. If a main contractor pays you, reassess.
Do ordinary lived-in dwelling flagstones get 0% VAT?
Do not invent 0%. Ordinary flagstone paths and terraces on an occupied existing dwelling are usually standard-rated at 20% if you are VAT-registered. Notice 708 reduced or zero rates only when conditions are actually met.
Can I reverse-charge a householder for sandstone flags?
No. Never reverse-charge a private householder. Domestic reverse charge is a contractor-to-contractor mechanism when eligibility tests are met.
What CIS manuals should I open for path and terrace flag work?
Start with CISR14200 and CISR14320 for works forming part of the land framing, plus CISR14220 (materials-only), CISR14020/14030 (mixed), and CISR15060/15090 (materials at direct cost). Soften: InvoiceAdept does not decide status.
How is this page different from the paving invoice template?
This page is specialist natural stone flagstones (sandstone, Yorkstone, limestone, slate). The paving page is the broader multi-material paving package guide. Use block paving, driveway and patio sisters when those products match.
Does InvoiceAdept file CIS300?
No. Pro+ puts CIS deduction lines on the invoice. Filing the monthly CIS300 remains the contractor's responsibility (or their accounts software / agent).
What is the VAT registration threshold in 2026?
£90,000 of taxable turnover on a rolling 12 months (or if you expect to go over it in the next 30 days). Do not use the old £85,000 figure.
What Bank Rate / late payment figure does this guide use?
Illustrative Bank Rate 3.75% (held 30 July 2026; next MPC 17 September 2026 at time of writing) so illustrative statutory interest 11.75% where Bank Rate + 8% applies between businesses. Confirm live; consumer debts differ.
Does InvoiceAdept send Making Tax Digital updates?
No. Digital records yes; filing no. See the MTD invoicing guide.
Free-issue flags from the main contractor - how do I invoice?
Charge your labour (and any materials you actually bought). State that flags were free-issue. Do not claim free-issue stone as your materials cost for CIS.
What are InvoiceAdept prices?
Free £0 (five invoices/month); Pro £7.99 excl VAT; Pro+ £12.99 excl VAT; annual 20% off advertised. Stripe fees are Stripe's; InvoiceAdept adds no platform fee.
Who operates InvoiceAdept?
Tech Me Today Ltd, Companies House 15917255, ICO ZB944663. Support: [email protected].
Should I use the patio template for Yorkstone terrace flags?
If the brief is a patio package, use the patio sister. If the product is specialist flagstone laying (sandstone/Yorkstone/limestone/slate) described as stone flag labour on paths, terraces, steps or courtyards, stay on this page - and cross-link patio when the customer brief is explicitly a patio entertainment package.
What about deemed contractors?
Deemed contractor construction-spend framing discussed in guidance uses £3 million - not £1 million. Confirm live GOV.UK/HMRC materials; InvoiceAdept does not decide deemed status.
Stone selection notes that belong on the description
Stone | Description cues that help payment | Common miss |
|---|---|---|
Indian sandstone | Calibrated vs riven, colour/blend cue, outdoor rating habit | "Sandstone as quoted" with no finish |
Yorkstone | Traditional / reclaimed cue if relevant, step treads named | Mixing patio-package brief silently |
Limestone | Type cue, courtyard vs path location | Claiming block-paving rates on limestone |
Slate | Thickness cue, porch surround vs path | Silent "slate included" without area |
Keep the stone name on every stage invoice so a QS or householder can match deposit, lay and snag documents.
Cutting, radial work and step treads
Specialist flagstone labour often includes cutting that a general paving package buries. Put cutting on its own readable line when it is material to the price.
Cutting type | Usable invoice cue | Do not |
|---|---|---|
Straight site cuts | "Site cuts to fit path edges as survey" | Silent "cutting included" |
Radial / circular | "Radial sandstone landing approx diameter cue" | Invent drawings you did not follow |
Step treads | "Three Yorkstone treads, mortar bed, as Rev B" | Bundle into "flags done" |
Hole / drain cuts | "Cut-outs for ACO channel" | Charge drain adoption as if you certified it |
Sub-base and falls for natural stone flags
Element | Why it belongs on the invoice | Sister page when it takes over |
|---|---|---|
Dig-out depth | Explains spoil and time | Groundworker if dig is the whole product |
Type 1 / specified sub-base | Supports falls and longevity claims in plain English | Not a SuDS certificate |
Compaction cue | Stops "soft spots" disputes later | Do not invent lab test certificates |
Falls to drain | Links to ACO line if present | Highway drain adoption is separate |
Pointing and jointing options on the invoice
Joint method | Description habit | CIS / VAT note |
|---|---|---|
Mortar pointed | Mortar type cue if specified | Labour when you point |
Kiln-dried sand | Joint sand line | Materials at cost if you bought sand |
Resin joint | Resin joint cue - weather window note if useful | Do not invent manufacturer warranties on the invoice |
Open joint / deliberate gap | State intentional open joint | Avoid "snag incomplete" disputes |
Weather, curing and access lines (light touch)
Risk | Invoice / terms habit |
|---|---|
Frost / rain delay | Stage dates as estimated; variations for remobilisation if terms allow |
Curing before traffic | Note "no vehicle traffic until agreed" when relevant - still not a driveway page |
Crane / barrow access | Access constraint on description when it changes labour |
Shared driveway access | Soften neighbour disputes - invoice is not a licence |
Sample stage invoice set (illustrative numbering)
Invoice | Content | CIS / VAT habit |
|---|---|---|
DEP-210 | Deposit 30% before ordering Indian sandstone | Householder: no CIS; VAT if registered |
INV-211 | Dig-out and Type 1 | Same customer rules |
INV-212 | Supply and lay flags + cutting | Labour/materials split if contractor CIS |
INV-213 | Point, snag, credit DEP-210 | Retention light touch if contract requires |
Illustrative fee maths for Stripe on a flagstone final (not a price list)
A householder final of £2,400 paid on a UK card through InvoiceAdept Pro with Stripe's typical 1.5% + 20p UK card shape: 1.5% is £36.00, plus 20p, £36.20 Stripe fee. That is Stripe, not an InvoiceAdept platform fee. Prefer Faster Payments on the invoice when the customer will pay by bank transfer.
Collection method | Illustrative cost on £2,400 | Note |
|---|---|---|
Faster Payments to your UK account | £0 platform fee | Put sort code on invoice |
UK card via Stripe (typical published shape) | ~£36.20 | Confirm live Stripe / pricing pages |
Invented "free card payments forever" | Not our claim | We do not pretend Stripe is free |
Export habits for flagstone subcontractors on CIS
Export need | Habit |
|---|---|
Accountant wants labour vs materials | Keep Pro+ CIS split consistent every month |
Main contractor wants PO match | Put PO on every stage invoice |
Free-issue proof | Email or delivery note reference on the invoice |
Year-end SA | Export PDFs/CSV - InvoiceAdept does not file Self Assessment |
Edge cases: listed buildings, conservation and shared courtyards
Edge case | Invoice caution |
|---|---|
Listed / conservation | Invoice is not consent; describe stone as specified without claiming planning grant |
Shared courtyard | Clear bill-to (managing agent vs freeholder vs contractor) |
Landlord vs tenant | Bill the contracting party; do not invent who "should" pay |
New-build plot | Soften Notice 708; do not invent zero-rate |
Cross-sell and cross-link without cannibalising sisters
If the customer actually bought... | Send them to |
|---|---|
Mixed flags + setts + porcelain package | |
Concrete block drive | |
Patio entertainment package | |
Broader stone carving / masonry | |
Specialist sandstone / Yorkstone / limestone / slate flags | Stay on this page |
Final pre-publish content honesty checklist
Claim | Allowed here? |
|---|---|
Illustrative worked examples | Yes - labelled illustrative |
Fake case studies / invented star ratings | No |
VAT £90,000 | Yes |
Deemed £3m not £1m | Yes |
Householder never CIS contractor | Yes (CISR12030 framing) |
0% on ordinary lived-in flagstone path | No - do not invent |
InvoiceAdept files CIS300 / VAT / MTD / SA | No |
Free five / Pro £7.99 / Pro+ £12.99 | Yes |
Related guides
About this guide
Written for UK flagstone and natural stone flag specialists who need readable invoices with honest CIS and VAT framing. General information only, not tax, legal, highways, planning or Building Regulations advice. Figures are illustrative. VAT threshold £90,000. Bank Rate illustrative 3.75% → statutory interest 11.75% where applicable between businesses. InvoiceAdept does not file CIS300, VAT returns, MTD updates or Self Assessment.
InvoiceAdept is from Tech Me Today Ltd, Companies House 15917255, ICO ZB944663. Support: [email protected].
Last reviewed: 13 September 2026. Author: InvoiceAdept Editorial. Category: Invoicing. Slug: flagstone-invoice-template-uk. Canonical: https://invoiceadept.com/blog/invoicing/flagstone-invoice-template-uk/
Bottom line
Name the stone. Split labour and materials when CIS applies. Never invent 0% VAT on ordinary lived-in flagstone paths. Never reverse-charge a householder. Differentiate this page from paving, block paving, driveway and patio sisters. Build the draft in the free invoice generator.
Ready to get started?
InvoiceAdept helps UK tradespeople send invoices, track payments, and stay compliant — all from one place.
Start for freeNo credit card required