HMRC staff who are members of main civil service union PCS will strike for half a day on Monday 8 April as part of ongoing industrial action.
The three hour, 42-minute strike is planned to campaign against HMRC's new performance management arrangements.
The industrial action may disrupt the start of the new tax year and implementation of RTI, which comes into play from 6am tomorrow morning.
“We believe it will cause problems for the introduction of RTI and HMRC itself acknowledges this,” a PCS spokesperson said.
“Our intention is to have as many people as possible...