Average waiting times for an NCT have doubled since the start of the pandemic.
The lead-in time for a vehicle road worthiness test is 24.5 days, up from less than 12 days in 2020.
Some car owners are waiting up to six months for an appointment, due to a backlog because of staff shortages.
The Road Safety Authority will tell the Oireachtas Transport Committee today that mechanics from Spain and the Philippines are being transferred to Ireland to try ease the delays.
Chair of the Committee, TD Kieran O’Donnell, says staff shortages should have been predicted:
