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Tax guides for UK freelancers, written properly.

Practical explainers on IR35, self-assessment, allowable expenses, MTD, going limited, and the Harrow-specific guides freelancers actually ask us about.

Browse by topic:Tax & Self Assessment·Tax Guide·Finance·Business Structure·VAT
Use of Home as Office: Simplified Flat Rate vs Actual Costs
Tax & Self Assessment

Use of Home as Office: Simplified Flat Rate vs Actual Costs

HMRC gives freelancers two routes for home office expenses: the flat-rate simplified method at £10, £18, or £26 a month by hours worked, or the actual-cost method apportioning real bills by floor area and time.

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The Trading Allowance and When You Can Earn £1,000 Tax-Free
Tax & Self Assessment

The Trading Allowance and When You Can Earn £1,000 Tax-Free

The £1,000 trading allowance lets a UK freelancer earn up to £1,000 of gross income tax-free with no need to register. Above that, deduct the flat £1,000 or claim actual expenses, but never both.

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Reporting Foreign Income for UK Freelancers with International Clients
Tax & Self Assessment

Reporting Foreign Income for UK Freelancers with International Clients

A UK-resident freelancer is taxed on worldwide income, so payments from US, EU, or other overseas clients belong on the Self-Assessment return. FTCR, treaties, and the SA106 keep that income from being taxed twice.

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Late Filing Penalties and How to Appeal an HMRC Notice
Tax & Self Assessment

Late Filing Penalties and How to Appeal an HMRC Notice

The Self-Assessment penalty escalates from £100 at one day late to over £1,600 within a year, with separate late-payment penalties on top. The escalator, reasonable-excuse rules, and the SA370 appeal route explained.

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Decoding the SA302: How to Access Your Tax Calculation for Mortgages
Tax & Self Assessment

Decoding the SA302: How to Access Your Tax Calculation for Mortgages

Most UK mortgage lenders want three years of SA302s plus matching Tax Year Overviews from a self-employed borrower. Most freelancers cannot produce them quickly because they do not know what the documents are or how to get them. The result: mortgage applications stall for weeks at a stage that should take an afternoon.

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A Step-by-Step Guide to Registering as Self-Employed with HMRC
Tax & Self Assessment

A Step-by-Step Guide to Registering as Self-Employed with HMRC

Registering as self-employed has a 5 October deadline that few freelancers know about, a form choice that catches people out, and a UTR letter arrival window that can leave you scrambling four weeks before the 31 January filing deadline.

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Understanding Payments on Account: How to Manage the July and January Tax Spikes
Tax & Self Assessment

Understanding Payments on Account: How to Manage the July and January Tax Spikes

Payments on Account double the first-year tax bill for a freelancer who crosses into Self-Assessment. The first January after going self-employed routinely hits with a bill 150 percent larger than the freelancer expected, because nobody flagged the July advance payment.

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IR35 Explained for Freelancers
Tax Guide

IR35 Explained for Freelancers

IR35, introduced in the Finance Act 2000 by HMRC, targets disguised employment where freelancers operate through intermediaries like Personal Service Companies (PSCs) to avoid PAYE taxes and National ...

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Invoicing Tips for Freelancers
Finance

Invoicing Tips for Freelancers

Every professional invoice must include standardised components to ensure legal compliance and clear client expectations. Freelancers benefit from these elements to set proper client communication and...

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Pricing Your Freelance Services Profitably
Finance

Pricing Your Freelance Services Profitably

Your freelance rates should reflect the unique value you deliver. Clients often seek specialists who solve specific problems effectively. Base your pricing strategy on proven results rather than hours...

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Sole Trader vs Limited Company for Freelancers
Business Structure

Sole Trader vs Limited Company for Freelancers

Register as self-employed with HMRC within 3 months of trading via Government Gateway portal (10 minutes, £12 fee). This simple process sets up your sole trader status for freelancers. It allows you t...

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Setting Up as a Freelancer in the UK
Tax Guide

Setting Up as a Freelancer in the UK

Choosing between sole trader and limited company structures impacts your tax liability, liability protection, and administrative burden. Many UK freelancers begin with simpler options to test their fr...

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Do Freelancers Need to Register for VAT?
VAT

Do Freelancers Need to Register for VAT?

VAT (Value Added Tax) is a consumption tax levied on most goods and services at 20% in the UK, 21% in Ireland, and 19% in Germany, collected by businesses at each supply chain stage and remitted to ta...

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How Freelancers File Self Assessment
Tax Guide

How Freelancers File Self Assessment

UK freelancers earning over £1,000 in a tax year or with untaxed income must file a Self Assessment tax return with HMRC by 31 January. Self Assessment is HMRC's annual tax reporting system for self-e...

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Tax Guide for Freelancers in Harrow
Tax Guide

Tax Guide for Freelancers in Harrow

Step 1: Create Government Gateway ID at gov.uk/register-for-self-assessment using your email and phone verification. This takes about 2 minutes and sets up secure access to HMRC services. You'll recei...

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