Self-Employed/Partnerships
Jan 31 - Online self-assessment tax filing deadline.
Jan 31 - First income tax instalment due.
April 5 - End of tax year.
April 6 - Start of new tax year.
July 31 - Second income tax instalment due.
PAYE
May 19 - P35 and P14 deadlines.
Jul 6 - P11D/P9D and P11D(b)deadlines.
Each month 22 - Monthly PAYE filing and payment deadlines (on-line filing).
Jan/Apr/Jul/Oct 22 - Quarterly PAYE filing and payment deadlines (on-line filing).
For payments by cheque the deadline is the 19th of each month.
VAT
VAT period + 1 month - VAT filing and payment deadline.
VAT period + 1 month + 7 days - VAT filing and payment deadline if all done electronically.
CIS
19th of each month - CIS filing deadline.
Limited Companies
Year end (approx) - Companies House Annual Return filing deadline.
Year end + 9 months - Companies House accounts filing deadline.
Year end + 9 months 1 day - Corporation Tax payment deadline (annual instalments).
Period start + 6/9/12/15 months and 13 days - Corporation Tax payment deadline (quarterly
instalments).
Year end + 12 months - Corporation Tax filing deadline.
