I prefer not to be the bringer of bad news but …
Passport Office
3 April - 5 May - Passport Office staff in Durham, Glasgow, Liverpool, Newport, Peterborough and Southport
7 April - 5 May - Passport Office staff in Belfast
Members of the PCS union will walk out for five weeks across England, Scotland and Wales while those in Northern Ireland will strike for four weeks.
The union said the action is a "significant escalation" in the long-running dispute as it warned the strike will have a "significant impact" on the delivery of passports as summer approaches.