As part of regulating party finance and maintaining transparency, parties must submit financial reports on donations, loans and expenditure by certain dates.
Parties are also under a duty to confirm their details and renew their registration every year.
Below you can find the deadline dates for the main reporting requirements for political parties in 2025.
4 January 2025
Deadline for submitting spending return for the UK Parliamentary general election (expenditure over £250,000)
30 January 2025
Deadline for submitting Quarter 4 (1 October 2024–31 December 2024) donations and loans reports
30 April 2025
Deadline for submitting Quarter 1 (1 January 2025–31 March 2025) donations and loans reports
Deadline for statement of accounts (income and expenditure of £250k or below) for year end 31 December 2024
1 May 2025
Polling day:
Local government elections in England
Local authority mayoral elections
Combined authority mayoral elections
Combined county authority mayoral elections
Parish council elections
7 July 2025
Deadline for statement of accounts (income or expenditure over £250k) for year end 31 December 2024
30 July 2025
Deadline for submitting Quarter 2 (1 April 2025–30 June 2025) donations and loans reports
30 October 2025
Deadline for submitting Quarter 3 (1 July 2025–30 September 2025) donations and loans reports