The RSA hopes the backlog can be cleared by September.
In-person driver theory tests resume today at the four testing centres across the midlands.
The Road Safety Authority says it'll initially do 25,000 theory tests per month, increasing to 50,000 over time.
More than 120,000 people are currently waiting to take their driver theory test, after centres closed due to the pandemic.
RSA spokesperson Brian Farrell, hopes the backlog can be cleared by the autumn:
The RSA's 40 theory test centres are reopening this morning.
However, Brian Farrell says capacity will be limited to begin: