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 changes include the introduction of new definitions such as "parent lot," "unit lot," and "unit lot subdivision," which clarify the subdivision of residential lots into smaller unit lots. Additionally, the bill mandates that by June 30, 2026, all unit lot subdivisions must notify purchasers of their legal status. It also emphasizes the need for clear and objective design and development standards, which should be ascertainable by both permit applicants and public officials prior to submission.

Furthermore, the bill requires cities, towns, and counties to adopt regulations for the summary approval of short plats and short subdivisions, including provisions for unit lot subdivisions. These regulations must ensure that land in short subdivisions cannot be further divided within five years without filing a final plat, while also allowing for certain exceptions. The bill also stipulates that cities and towns must incorporate these new requirements into their development regulations by specific deadlines, ensuring that the subdivision process is more efficient and transparent while maintaining necessary public safety and environmental standards.

Statutes affected:
Original Bill: 58.17.020, 58.17.060
Engrossed Bill: 58.17.020, 58.17.060