Any driver holding a competition licence can be tested out of competition, but the drivers included in the pool must send their whereabouts to the FIA, in order to make it easier to locate them for out-of-competition tests.
COMPOSITION OF THE FIA INTERNATIONAL REGISTERED TESTING POOL
The titular drivers (two per team) declared by the teams entered in the FIA Formula One World Championship.
The drivers nominated by each manufacturer to score manufacturer points in specific events during the FIA World Rally Championship (WRC) season.
The top 10 drivers in the WRC points table of the previous season, as per the final official WRC overall classification as published on the FIA website.
Any other driver that the FIA sees fit to include in this pool.