- Income tax return (required for directors) by 31 January
- Corporation tax return, 12 months from year-end
- Accounts to Companies House, 9 months from year-end
- Companies House Annual Return (but shush, no penalty yet)
- VAT registration (within 30 days of turnover exceeding £77,000 for the last 12 months – and there are other detailed rules too)
- 4 quarterly VAT returns, 30 days from quarter end
- P35 annual payroll return (usually around 19 May)
- P11d benefits-in-kind filings (usually around 7 July)
- Monthly PAYE paying-in-slip and payment (18th following month)
- Soon small companies will be forced to make monthly full payroll returns
Meantime, have a look at some Case Studies