Idaho Code § 33-1703
Reimbursable programs shall be open to all residents of the state, of the ages fourteen and one-half (14 1/2) through twenty-one (21) years whether or not they are enrolled in a public, private or parochial school. Residents living within any school district operating, or participating in the operation of, an authorized driver training program, shall enroll, when possible, in the training program offered in the school district of residence.
No charge or enrollment fee, not required to be paid by public school pupils for driver training, shall be required to be paid by residents not then attending public schools.
Driver training programs herein authorized may, at the discretion of the board of trustees, be conducted after school hours, or on Saturdays, or during regular school vacations.
Idaho Code § 33-1703