Requires a city, that requires a general business license of a person that engages in business activities within that city, to partner with the department of revenue to have the license issued, and renewed if the city requires renewal, through the business licensing service.

Requires the department of revenue to phase in the issuance and renewal of general business licenses of cities that required a general business license as of July 1, 2017, and are not already partnering with the department.

Requires cities, working through the association of Washington cities, to form a model ordinance development committee made up of a representative sampling of cities that impose a general business license requirement.

Creates the local business and occupation tax apportionment task force to seek input or collaborate with other parties as it deems necessary.

Requires the department of revenue to serve as the task force chair and staff the task force.