34 Tex. Admin. Code § 123.4
For calculations of retirement benefits, prior service credits and special prior service credits will have interest allowed on anniversaries of the participation date and not for part of a year. Updated service credits will have interest allowed on December 31 of a given year and not for a part of year.
Source Note:The provisions of this §123.4 adopted to be effective January 22, 2001, 26 TexReg 982.