In addition to the retirement system established under the provisions of chapter 21 of this title, any municipality may accept this chapter in the manner stated in § 45-21-4. Withdrawal from the system is in the same manner as stated in § 45-21-5 subject to the provisions of § 45-21.4-3.

History of Section.
P.L. 1968, ch. 230, § 1; P.L. 2019, ch. 272, § 2; P.L. 2019, ch. 277, § 2.