New Mexico Gov. Susana Martinez has signed a bill that will increase the number of times the CDL knowledge test may be taken from three times per year to twice a week.

The Republican governor signed SB 41 March 12 after lawmakers overwhelmingly approved it last month. It amends state code to specify applicants must pass the knowledge and skills test separately.
New Mexico expands CDL retesting opportunities | Overdrive - Owner Operators Trucking Magazine