Tex. Educ. Code § 54.365
(c) The governing board of an institution of higher education may allow a senior citizen to enroll for credit in up to six hours of courses offered by the institution each semester or summer term without payment of tuition if space is available.
Redesignated and amended from Education Code, Section 54.210 by Acts 2011, 82nd Leg., R.S., Ch. 359 (S.B. 32), Sec. 1, eff. January 1, 2012.