The contractor's record-keeping system: what survives an HMRC check
Contractors face two kinds of HMRC scrutiny: the IR35 status enquiry, and the routine check of the company accounts. Both are survived the same way: with records that are complete, contemporaneous and organised. Here is the system. Contracts and status evidence first For IR35, the contract is the starting point but never the whole story. Keep every version of every contract, the working practices evidence that backs up your status determination (who controls the work, substitution clauses exercised or available, financial risk taken), and any CEST outputs or professional status reviews. HMRC looks at reality, not paperwork, so evidence of how you actually worked matters more than what the contract says. The company books, kept properly Bank feeds reconciled monthly. Every expense with a receipt, photographed at the time, not reconstructed in January. Dividend vouchers and board minutes for every dividend. Payroll records including P60s. A contractor's company is small, which means ...