HMRC reporting rules, trading allowance, and when you need to register as self-employed for online selling.
Tax for UK Online Sellers: The Essentials Understanding your tax obligations as a UK online seller is crucial. HMRC digital platform reporting rules mean your sales are now more visible than ever. The Trading Allowance Every UK individual gets a £1,000 trading allowance. If your total online selling income is under £1,000 per tax year, you do not need to report it to HMRC. Important: This is gross income (total sales), not profit. When You Need to Register You must register as self employed and file a Self Assessment tax return if: Your online selling income exceeds £1,000 per year You are trading regularly with the intention of making profit You are buying items specifically to resell Selling Personal Items Selling your own used belongings is generally not taxable — this is considered disposal of personal assets, not trading. However , HMRC looks at patterns: Occasional clearouts = personal sales (not taxable) Regular buying and reselling = trading (potentially taxable) HMRC Digital Platform Reporting Since January 2024, UK platforms must report seller data to HMRC if you: Make 30+ sales in a year, OR Earn £1,700+ in a year This includes: eBay, Vinted, Depop, Amazon, and other platforms. What is reported: Your name, address, total sales, and number of transactions. Record Keeping Keep records of: All sales (date, item, price, platform) All costs (item purchase price, postage, packaging, platform fees) Receipts for items you buy to resell Mileage if you travel to source items Allowable Expenses If you are self employed, you can deduct business expenses: Cost of items purcha