34 Tex. Admin. Code § 125.4
A city which elects to adopt a composite participating date will be treated as if a single department for determining amortization periods and normal and prior service contribution rates; but accumulated prior service credits, accumulated special prior service credits, and antecedent service credits will be based on actual participating dates and periods of current service.
Source Note:The provisions of this §125.4 adopted to be effective July 23, 1976, 1 TexReg 1894.