Adult Permit Class is mandatory for adults ages 18-25 before they can obtain a Texas Driver's License. The law States as follows:- "SB 1317 creates a six-hour driver education course required for driver license applicants 18 years of age or older. It also mandates that applicants 25 or under must submit to an approved driver education course. (effective March 1, 2010.)" {Road Ready Adult Permit Class: Saturday 9 am - 3 pm}