10,588 rulemaking notices, proposed, emergency, and final filings as they cross the Washington State Register.
Permanent Rules — Superintendent of Public Instruction (WSR 26-17-047)
Aug 12, 2026
Effective Date of Rule: Thirty-one days after filing. Purpose: The office of superintendent of public instruction is adopting rule making to expand state funding for students receiving special education services who turn 21 in alignment with SSB 5253 (2025). Citation of Rules Affected by this Order: Amending WAC 392-121-106, 392-121-187, 392-122-220, and 392-700-035. Statutory Authority for Adoption: SSB 5253 (2025); and RCW 28A.150.290 , 28A.150.305 , 28A.175.115 , 28A.300.072 , and 28A.710.040
Permanent Rules — Superintendent of Public Instruction (WSR 26-17-046)
Aug 12, 2026
Effective Date of Rule: Thirty-one days after filing. Purpose: The office of superintendent of public instruction is adopting rule making regarding how special education staff will apply to K-3 class size; physical, social, and emotional support (PSES); and certificated instructional staff ratio compliance calculations after changes were made to the special education allocation in E2SSB 5263 (2025). Additionally, the rule making being proposed would change the months when K-3 class size and PSES
Permanent Rules — Superintendent of Public Instruction (WSR 26-17-045)
Aug 12, 2026
Effective Date of Rule: Thirty-one days after filing. Purpose: The office of superintendent of public instruction is adopting rule making regarding when emergency advances can be requested and when repayment will be due for better fiscal oversight and management of the state operating budget. Citation of Rules Affected by this Order: Amending WAC 392-121-436, 392-121-438, and 392-121-443. Statutory Authority for Adoption: RCW 28A.150.290 , 28A.510.250 , and 28A.710.220 . Adopted under notice fil