The InvoiceAdept blog.

Practical guides on Making Tax Digital, invoicing, and running a successful trades business, written in plain English, not accountant-speak.

unpaid invoicessmall claimsdebt recovery

How to deal with clients who will not pay in the UK

Step-by-step guide to recovering unpaid invoices in the UK, from polite reminders through to small claims court, with costs and timelines.

11 March 20268 min read
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VATTax & ComplianceUK Trades

When to register for VAT UK (2026): £90,000 threshold for trades

When to register for VAT UK (2026): £90k threshold for trades, historic vs 30-day tests, voluntary registration and MTD.

11 March 202614 min read
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mileagetaxself-employed

How to claim mileage as a tradesperson in the UK

HMRC lets you claim 45p per mile for the first 10,000 miles and 25p after that. Here is how to track and claim mileage correctly as a self-employed tradesperson.

11 March 20265 min read
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national insurancetaxself-employed

National Insurance for self-employed tradespeople in 2026

Class 2 NI was scrapped in April 2024. Here is what self-employed tradespeople pay in 2025/26, how to calculate it, and what counts towards your state pension.

11 March 20265 min read
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invoicingsole traderUK business

How to write an invoice as a sole trader UK (2026)

2026 how-to for UK sole traders writing invoices: GOV.UK legal fields, sequential numbering, VAT at £90,000, CIS when you subcontract in construction, clear payment terms, a worked example and common mistakes. No fake late-pay stats. InvoiceAdept stores records — it does not file MTD, VAT or CIS300 to HMRC.

9 March 202614 min read
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invoicingUK lawtradespeople

Invoice Payment Terms: Understanding UK Law for Tradespeople

Navigate UK invoice payment terms with confidence and ensure timely payments for your trades business.

9 March 20267 min read
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InvoicingSelf-employedSole trader

Self-employed invoice template UK (2026): free fields, VAT and examples

Free self-employed invoice template for UK trades: sole-trader fields, VAT GBP90,000, CIS, deposits, samples and InvoiceAdept invoice builder CTAs.

9 March 202617 min read
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invoicingbuildersconstruction

Invoicing for Builders: How to Get Paid Faster in 2026

A practical guide to invoicing for UK builders — from setting payment terms to chasing late payments and staying MTD-compliant.

3 March 20269 min read
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invoicingroofersroofing

Invoicing for roofers UK (2026): when to bill, deposits, weather

Process guide for UK roofers: when to invoice, deposits before tiles, scaffold and weather delays, guarantees, CIS, VAT at £90,000, and MTD records versus filing. Links to the long roofer template rather than repeating it.

2 March 202613 min read
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day rateself-employedpricing

How to Calculate Your Day Rate as a Self-Employed Tradesperson

Work out the right day rate for your trade — covering holidays, sick days, overheads, and profit margin. Includes a free calculator.

28 February 20267 min read
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late paymentsgetting paidcash flow

Late payment rights UK tradespeople (2026): Bank Rate + 8% and what to do

Checked 1 September 2026: what UK tradespeople can actually claim on late commercial invoices — statutory interest at Bank of England Bank Rate + 8% (3.75% + 8% = 11.75%), fixed compensation of £40/£70/£100 per invoice, reasonable recovery costs, the six-month reference date rule, and how to escalate to a formal demand or Money Claim Online. GOV.UK and Bank of England sourced; B2B debts only.

26 February 202613 min read
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VATtaxHMRC

VAT Registration for UK Tradespeople: When, Why, and How

Everything UK tradespeople need to know about VAT registration — the threshold, voluntary registration, flat rate scheme, and how to handle VAT on invoices.

23 February 20267 min read
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