The Invoice Maker Free Blog
Practical guides on UK invoicing, VAT & getting paid.
Plain-English articles for freelancers and small businesses — no jargon, no fluff.
Invoicing basics
How to Write an Invoice in the UK (2026 Guide)
Step-by-step guide to writing a legally compliant UK invoice — what to include, VAT rules, payment terms, numbering, and free templates.
VAT & tax
UK VAT on Invoices Explained: Rates, Rules & Examples
Everything UK freelancers and small businesses need to know about charging VAT on invoices — standard, reduced, and zero rates with worked examples.
Tools & templates
Free Invoice Templates vs Online Generators: Which Wins?
Word and Excel templates are free but slow. Online invoice generators are faster, more accurate, and produce better PDFs. Here's an honest comparison.
Getting paid
Late Payment in the UK: What Freelancers Can Actually Do
Statutory interest, compensation, the Late Payment Act 1998, escalation scripts and small-claims options when a UK client won't pay your invoice.
Business setup
Sole Trader vs Limited Company: How Invoicing Differs
What changes on your invoice when you move from sole trader to limited company — naming, addresses, VAT, signatures, and the legal basics.
Construction (CIS)
CIS Invoices Explained: A Practical Guide for UK Subcontractors
Construction Industry Scheme deductions on UK invoices — what to show, gross vs net rates, the reverse charge, and worked examples for subcontractors.
Tax & accounts
Self-Employed Tax in the UK: The Basics Every Freelancer Should Know
Self-assessment, allowable expenses, National Insurance classes, payments on account, and Making Tax Digital — the UK freelancer tax essentials.
Tools & templates
9 Professional Invoice Design Tips That Get You Paid Faster
Layout, typography, payment-instruction copy, branding and CTA placement — practical invoice design tips that measurably reduce time-to-payment.
Invoicing basics
How to Send an Invoice by Email (UK Best Practice)
Subject lines, attachments, PDF vs link, follow-ups and tone — the right way to deliver an invoice over email in the UK.
Getting paid
Best Payment Methods to Offer on UK Invoices
Bank transfer, card, PayPal, Stripe, Open Banking — compare fees, speed and friction for UK small businesses.
Getting paid
How to Chase Overdue Invoices Without Burning Bridges
A polite, escalating sequence for chasing late-paying UK clients — scripts, timings and when to invoke statutory interest.
Invoicing basics
Invoice Numbering: HMRC Rules and Sensible Schemes
How UK businesses should number invoices — sequential rules, prefixes, resets, and avoiding HMRC red flags.
Invoicing basics
Deposits, Stage Payments and Part-Payments on UK Invoices
How to invoice for deposits, milestones and partial payments — VAT treatment, tax points and credit-note handling.
Invoicing basics
Credit Notes Explained: When and How to Issue One
The UK rules for issuing credit notes against invoices — VAT impact, numbering, refunds and corrections.
Invoicing basics
Proforma Invoice vs Tax Invoice: What's the Difference?
What a proforma invoice is, when to use one, and why it isn't a VAT invoice under UK rules.
Invoicing basics
Invoice vs Receipt: What UK Businesses Need to Know
How invoices and receipts differ in UK accounting — when to issue each, VAT implications, and record-keeping.
Getting paid
Setting Up Recurring Invoicing for Retainer Clients
How to bill UK retainer and subscription clients on a schedule — automation, tax points, and avoiding awkward conversations.
International
Multi-Currency Invoicing for UK Businesses
How to invoice in USD, EUR or other currencies from the UK — VAT, FX, accounting and getting paid cheaply.
International
Invoicing EU Clients from the UK Post-Brexit
What changed for UK-to-EU invoicing after Brexit — VAT, EORI, place of supply, and the EU reverse charge.
International
Invoicing US Clients from the UK: A Practical Guide
Currency, VAT, W-8BEN/W-8BEN-E forms, payment methods and tax treaty considerations for UK freelancers billing US clients.
VAT
Domestic Reverse Charge VAT for Construction Services
How the UK Domestic Reverse Charge for construction works on invoices — who it applies to, what to show, and common errors.
VAT
Making Tax Digital for VAT: 2026 Software Checklist
What every VAT-registered UK business needs from its MTD software in 2026 — digital links, bridging, and avoiding penalties.
VAT
The Flat Rate VAT Scheme: Is It Still Worth It in 2026?
How the Flat Rate Scheme works, who it suits, the limited cost trader trap, and when to stick with standard VAT.
VAT
The VAT Margin Scheme for Second-Hand Goods
How the margin scheme works for UK resellers of second-hand goods, antiques, art and collectables.
VAT
Zero-Rated vs Exempt vs Outside the Scope of VAT
The three 'no VAT' categories in UK invoicing — what's actually different and how to invoice each correctly.
VAT
How to Register for VAT in the UK (Step by Step)
When to register, how the online application works, and what to expect from HMRC after VAT registration.
VAT
Deregistering from VAT: When and How
How to deregister from UK VAT — the £88,000 threshold, voluntary deregistration, and the deemed supply on stock.
Tax
UK Self Assessment Deadlines & Penalties (2026)
Key UK Self Assessment dates, payment-on-account deadlines and penalty structure for 2025–26 tax returns.
Tax
Allowable Expenses for UK Sole Traders
What sole traders can and can't deduct on Self Assessment — the 'wholly and exclusively' rule with worked examples.
Tax
Mileage Claims for UK Self-Employed Workers
How to claim business mileage on Self Assessment — the 45p/25p rates, logging journeys, and when actual costs beat the simplified method.
Tax
Claiming Home Office Expenses as a UK Freelancer
Flat rate vs actual costs for home working, what you can claim, and how to avoid Capital Gains Tax on your home.
Tax
Payments on Account: What They Are and How to Plan
How UK Self Assessment payments on account work, why they double the first year's bill, and when to reduce them.
Tax
National Insurance for the Self-Employed (Class 2 & 4)
The 2026 rates for Class 2 and Class 4 NICs, the small-profits threshold, and how to top up for State Pension.
Contracting
IR35 for Contractors: Invoicing Inside vs Outside
How IR35 status affects what you put on a UK contractor invoice — inside, outside, and the small-company exemption.
Contracting
Umbrella Company vs Limited Company for UK Contractors
Comparison of umbrella employment and personal service companies for UK contractors in 2026, post-IR35 reforms.
Tax
Director's Salary vs Dividends: UK Tax Planning
How to split director remuneration between salary and dividends in 2026 — thresholds, NICs and the optimal mix.
Compliance
The Companies House Confirmation Statement Explained
What the annual confirmation statement is, when it's due, what to check before filing, and the penalties for missing it.
Money
Best Business Bank Accounts for UK Freelancers (2026)
What to look for in a UK business bank account, the leading challenger and high-street options, and when you legally need one.
Money
Invoice Financing & Factoring: A UK Freelancer's Guide
How invoice financing and factoring work in the UK, the difference between the two, costs, and when each makes sense.
Money
Accepting Card Payments as a UK Small Business
Card terminals, online payments, contactless and tap-to-pay — what UK small businesses need to know about taking cards.
Getting paid
Open Banking 'Pay by Bank' on Invoices
How Open Banking payments work on UK invoices, the leading providers, costs, and conversion advantages over cards.
Getting paid
Discounts and Early-Payment Incentives on UK Invoices
When to offer early-payment discounts, the maths to make sure they pay off, and how to show them correctly on UK invoices.
Invoicing basics
Terms & Conditions to Put on Every UK Invoice
The essential terms and conditions to add to every UK invoice — payment terms, late fees, ownership, jurisdiction.