The bill aims to streamline the subdivision process within urban growth areas in Washington State by amending existing laws related to subdivisions and short subdivisions. Key definitions are introduced, including "parent lot," "unit lot," and "unit lot subdivision," which clarify the process of subdividing residential lots into smaller unit lots. The bill mandates that by June 30, 2026, all unit lot subdivisions must notify purchasers of their legal status, ensuring transparency in the subdivision process. Additionally, it emphasizes the need for clear and objective design and development standards that do not involve subjective judgment by public officials.

Furthermore, the bill requires cities, towns, and counties to adopt regulations for the summary approval of short plats and short subdivisions, including provisions for safe walking conditions for students. It specifies that procedures for unit lot subdivisions must include prominent informational notes on the plat, detailing the approval process and limitations on subsequent modifications. The legislation also sets deadlines for cities and towns to implement these requirements, with a focus on integrating them into existing development regulations and ensuring compliance with public health and safety standards.

Statutes affected:
Original Bill: 58.17.020, 58.17.060
Engrossed Bill: 58.17.020, 58.17.060
Bill as Passed Legislature: 58.17.020, 58.17.060
Session Law: 58.17.020, 58.17.060