"Mandatory hearings" refers to legal proceedings or gatherings where attendance or participation is required. These hearings are compulsory and cannot be avoided or skipped. Full definition
Before the amendment in question came into force, s. 140 (1)(d) provided for a mandatory hearing where parole was suspended, terminated or revoked unless the offender waived the right to a hearing in writing or refused to attend the hearing. (supremeadvocacy.ca)
If this does happen, the Transportation Cabinet will hold a mandatory hearing to assess your driving privileges for the future, and failure to appear will result in immediate suspension of your license. (drive-safely.net)
Further, if you are caught speeding by more than 30 mph just once, mandatory hearings will be held to determine whether you are a danger to other Middletown Pennsylvania drivers and possible suspensions will be administered against your Middletown Pennsylvania driving record. (gototrafficschool.com)