P45, P60, P11D: the payroll forms calendar every employer needs
Payroll paperwork runs on a fixed annual calendar, and the penalties for missing it are automatic. Three forms cause most of the confusion: the P45, the P60, and the P11D. Here is what each one is, when it is due, and the mistakes that trigger HMRC letters. P45: when someone leaves The P45 is issued to every leaver, with parts 1A, 2, and 3 going to the employee and Part 1 submitted to HMRC through the FPS. Issue it promptly on the final payroll run; late or missing P45s leave the new employer's payroll wrong and the employee on emergency tax. It is a small document with outsized consequences for getting it late. P60: the year-end summary, due 31 May Every employee on the payroll at 5 April gets a P60 by 31 May, summarising pay and deductions for the tax year. Employees need it for tax returns, mortgage applications, and benefit claims, so late P60s generate complaints fast. Run the year-end reconciliation first: the P60 must agree with the final FPS, or the discrepancy follows...