Versions of See prior versions of a law on LawServer 2023 Washington Code 18.25.090 – Use of credentials in written materials — Treatment by prayer not regulated 2022 Washington Code 18.25.090 – Use of credentials in written materials–Treatment by prayer not regulated 2020 Washington Code 18.25.090 – Use of credentials in written materials — Treatment by prayer not regulated 2019 Washington Code 18.25.090 – Use of credentials in written materials — Treatment by prayer not regulated 2018 Washington Code 18.25.090 – Use of credentials in written materials — Treatment by prayer not regulated 2016 Washington Code 18.25.090 – Use of credentials in written materials–Treatment by prayer not regulated 2015 Washington Code 18.25.090 – Use of credentials in written materials–Treatment by prayer not regulated 2014 Washington Code 18.25.090 – Use of credentials in written materials — Treatment by prayer not regulated 2013 Washington Code 18.25.090 – Use of credentials in written materials — Treatment by prayer not regulated 2009 Washington Code 18.25.090 – Use of credentials in written materials — Treatment by prayer not regulated