The InvoiceAdept blog.
Practical guides on Making Tax Digital, invoicing, and running a successful trades business, written in plain English, not accountant-speak.
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.
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.
Invoice Payment Terms: Understanding UK Law for Tradespeople
Navigate UK invoice payment terms with confidence and ensure timely payments for your trades business.
Self-employed invoice template UK (2026): free fields, VAT and examples
Free self-employed invoice template UK for sole traders — fields, CIS when a contractor pays, VAT £90k, worked example and FAQ.
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.
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.
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.
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.
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.
Self-Assessment Tax for UK Tradespeople: What You Need to Know
A plain-English guide to self-assessment tax for UK tradespeople — income tax bands, National Insurance, allowable expenses, and key deadlines.
Making Tax Digital for Electricians: Your Complete MTD Guide
Electricians working under CIS or as self-employed sole traders face the same MTD for ITSA deadline: April 2026 for earnings over £50,000. This guide explains what digital records you must keep, how quarterly reporting works, and what tools actually make compliance painless.
Making Tax Digital for Plumbers: Everything You Need to Know
MTD for Income Tax Self Assessment starts April 2026. If you run a plumbing business as a sole trader or landlord earning over £50,000, you need to be ready. Here is a plain-English guide covering what changes, what you need to do, and how to avoid penalties.
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