All pensioners receiving a pension under the provisions of this chapter as provided for in section 12, chapter 91, Laws of 1947 and RCW 41.16.230, shall from and after April 25, 1973 receive a minimum pension of three hundred dollars per month.
[ 1973 1st ex.s. c 181 § 1; 1967 ex.s. c 91 § 2; 1959 c 5 § 3; 1957 c 82 § 3. Prior: 1947 c 91 § 8, part; 1935 c 39 § 2, part; 1929 c 86 § 2, part; 1919 c 196 § 4, part; 1909 c 50 § 4, part; Rem. Supp. 1947 § 9578-47, part.]