The PrimeInvo Blog

Actionable guides on invoicing, tax, VAT, and getting paid — written for UK freelancers and small businesses.

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Invoicing · 8 min read · May 2026

How to Invoice as a Sole Trader in the UK (2026 Guide)

Everything you need to know about creating compliant invoices — legal requirements, VAT rules, sequential numbering, payment terms, and proven strategies to get paid faster.

HMRC Compliant VAT Rules Payment Terms
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All Articles

HMRC & TAX
10 min read

MTD for Income Tax: What Changes in 2026 and How to Prepare

Making Tax Digital is live. Who's affected, quarterly deadlines, penalties, and a step-by-step checklist to get compliant.

May 2026 Read article
GETTING PAID
8 min read

Late Payment? Your Legal Rights as a UK Freelancer

UK law lets you charge 8% + base rate interest and up to £100 compensation per invoice. The Late Payment Act explained step by step.

May 2026 Read article
TOOLS & REVIEWS
8 min read

Best Free Invoice Software UK — 2026 Comparison

PrimeInvo vs FreeAgent vs QuickBooks vs Wave vs Xero. Features, pricing, MTD support, and which one fits your UK business.

May 2026 Read article
VAT
6 min read

VAT Registration Threshold UK — Do You Need to Register?

The current £90,000 threshold explained. Compulsory vs voluntary registration, VAT schemes, and what changes on your invoices.

May 2026 Read article

More articles coming soon — Corporation Tax, Self Assessment, expense categories, and more.

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