1. (a) Employment of a person by a TRS covered employer for one-half or more of the standard full-time work load at a rate comparable to the rate of compensation for other persons employed in similar positions is regular, full-time service eligible for membership.
2. (b) Any employee of a public state-supported educational institution in Texas shall be considered to meet the requirements of subsection (a) of this section if his or her customary employment is for 20 hours or more for each week and for four and one-half months or more in one school year.
3. (c) Membership eligibility for positions requiring a varied work schedule is based on the average of the number of hours worked per week in a calendar month and the average number of hours worked must equal or exceed one-half of the hours required for a similar full-time position.
4. (d) For purposes of subsection (a) of this section, full-time service is employment that is usually 40 clock hours per week. If the TRS-covered employer has established a lesser requirement for full-time employment for specified positions that is not substantially less than 40 hours per week, full-time service includes employment in those positions. In no event may full-time employment require less than 30 hours per week.
5. (e) If there is no equivalent full-time position of a given non-certified position, the minimum number of hours required per week that will qualify the position for TRS membership is 15. If there is no equivalent full-time position of a given certified position, the minimum number of hours required per week that will qualify the position for TRS membership is 20.
6. (f) For purposes of subsection (a) of this section, regular employment is employment that is expected to continue for four and one-half months or more. Employment that is expected to continue for less than four and one-half months is temporary employment and is not eligible for membership.
7. (g) For purposes of subsection (a) of this section, a rate of compensation is comparable to other persons employed in similar positions if the rate of compensation is within the range of pay established by the Board of Trustees for other similarly situated employees or is the customary rate of pay for persons employed by that employer in similar positions.

Source Note:The provisions of this §25.1 adopted to be effective January 1, 1976; amended to be effective June 1, 1995, 20 TexReg 3733; amended to be effective June 15, 1999, 24 TexReg 4454; amended to be effective March 12, 2003, 28 TexReg 2093; amended to be effective October 25, 2006, 31 TexReg 8728; amended to be effective March 8, 2007, 32 TexReg 1078.