To modify urban growth areas. This act specifies that the density of an unincorporated portion of an urban growth area may not exceed that of the immediately adjacent areas of the abutting city or cities. This act applies to urban growth areas that are adjacent to Puget Sound, are surrounded on landward side entirely by one or more cities, located one or more miles from another unincorporated urban growth area, and 50 or more acres in size. This act also creates a specific exception to the limits imposed. (Companion: HB 1265).   Official Text and Analysis.

To specify that, for qualifying UGAs, a permit or other form of development approval may not be issued until the county and the qualifying city or cities enter into an inter-local agreement meeting prescribed requirements. Additionally, the permitting and development approval provisions apply only to unincorporated portions of UGAs that border the Puget Sound, are surrounded on the landward side entirely by one or more cities, are 50 or more acres in size and meeting additional requirements enumerated in the legislation.