They literally do care: https://www.ungeek.ph/2018/09/pinoy-gt-sport-player-disqualified-from-gran-turismo-world-tour-2018-due-to-technicality/

It might not affect most people as they won’t get caught, but Sony absolutely cares when you’ve given them false information. I’d much rather get my refund than be at the mercy of Sony who can be pretty liberal with the suspensions.