(a) To receive a scholarship under this subchapter, a student must enter into an agreement with the board as provided by this section. The agreement must require the student to:
(1) complete:
(A) one year of ROTC training for each year that the student receives the scholarship; or
(B) another undergraduate officer commissioning program such as the United States Marine Corps Platoon Leaders Class;
(2) graduate not later than six years after the date the student first enrolls in a public or private institution of higher education in this state;
(3) after graduation, enter into:
(A) a four-year commitment to be a member of the Texas Army National Guard, Texas Air National Guard, Texas State Guard, United States Coast Guard, or United States Merchant Marine; or
(B) a contract to serve as a commissioned officer in any branch of the armed services of the United States;
(4) meet the physical examination requirements and all other prescreening requirements of the Texas Army National Guard, Texas Air National Guard, Texas State Guard, United States Coast Guard, or United States Merchant Marine or the branch of the armed services with which the student enters into a contract; and
(5) agree to repay the scholarship if the student:
(A) fails to maintain satisfactory academic progress;
(B) withdraws from the scholarship program; or
(C) fails to fulfill a commitment or contract described by Subdivision (3).
(b) The board shall adopt rules to exempt a student from the repayment of a scholarship under an agreement entered into under this section if the student is unable to meet the obligations of the agreement solely as a result of physical inability.