| Event | Date |
| Publication of notices of election | Tuesday 19 March |
| Poll letters are sent out | From Tuesday 19 March |
| Delivery of candidate nomination papers | Wednesday 20 March |
| Close of nominations | 4pm, Wednesday 27 March |
| Publication of statement of persons nominated | 4pm, Tuesday 2 April |
| Deadline for receiving new applications for registration | Midnight, Tuesday 16 April |
| Deadline for receiving new postal and postal proxy voting applications and for making changes to existing postal and proxy votes | 5pm, Wednesday 17 April |
| Deadline for receiving new proxy voting applications (not postal proxy or emergency proxies) | 5pm, Wednesday 24 April |
| Deadline for receiving new Voter Authority Certificate applications | 5pm, Wednesday 24 April |
| Emergency proxy voting applications on the basis of medical, employment or Voter ID related reasons can be made | From 5pm, Wednesday 24 April |
| First date that electors can apply for a replacement lost or spoilt postal ballot | Friday 26 April |
| Polling day for the Mayor of London and London Assembly elections | 7am-10pm, Thursday 2 May |
| Deadline for applying for replacement postal ballots and for making emergency proxy applications | 5pm, Thursday 2 May |
| Deadline for receiving applications for a Temporary Voter Authority Certificate | 10pm, Thursday 2 May |
| Election verification and count takes place | Friday 3 May - Saturday 4 May |
