Revised Code of Washington Title 82 — Excise Taxes
RCW 82.14A.030 — Effective date of resolutions or ordinances
No resolution or ordinance or any amendment thereto adopted pursuant to RCW 82.14A.010 shall be effective, except on the first day of a calendar month. [ 1972 ex.s. c 134 s 5 .]
Source: official text