Employees in Durham, Glasgow, Liverpool, London, Newport, Peterborough, Southport and Belfast will stroll out.
Passport Workplace staff are to strike for 5 weeks in an escalation of a dispute over jobs, pay and circumstances.
Greater than 1,000 members of the Public and Business Providers (PCS) union working in Passport Workplaces in England, Scotland and Wales will participate within the motion from April 3 to Could 5.
These working in Durham, Glasgow, Liverpool, London, Newport, Peterborough and Southport will stroll out from April 3 to Could 5 whereas these in Belfast will strike from April 7 to Could 5.
The union mentioned the motion was a “important escalation” of its long-running dispute, warning it was more likely to have a “important impression” on the supply of passports because the summer time approaches.
PCS common secretary Mark Serwotka mentioned: “This escalation of our motion has come about as a result of, in sharp distinction with different elements of the general public sector, ministers have failed to carry any significant talks with us, regardless of two huge strikes and sustained, focused motion lasting six months.
“Their method is additional proof they’re treating their very own workforce worse than anybody else. They’ve had six months to resolve this dispute however for six months have refused to enhance their 2% imposed pay rise, and failed to deal with our members’ different problems with concern.
“They appear to suppose in the event that they ignore our members, they’ll go away. However how can our members ignore the cost-of-living disaster when 40,000 civil servants are utilizing foodbanks and 45,000 of them are claiming the advantages they administer themselves?
“It’s a nationwide scandal and a stain on this authorities’s popularity that so lots of its personal workforce live in poverty.”