Requires a legible copy of a proposed initiative, that is filed with the secretary of state, to be in the amendatory format required under RCW 29A.72.100.

Requires the sponsor of the measure to accept the recommendations of the code reviser's office that directly relate to the required amendatory format.

Authorizes the secretary of state to refuse to file a submitted petition if the proposed measure printed on the reverse side of the petition does not follow the required amendatory format.