Chapter 4.5. Division of Workers' Compensation
Subchapter 1. Administrative Director--Administrative Rules
Article 5.5.1. Utilization Review Standards
Credits
Note: Authority cited: Sections 133, 4603.5 and 5307.3, Labor Code. Reference: Sections 3209.3, 4062, 4600, 4600.4, 4604.5, 4610 and 4610.5, Labor Code.
1. New section filed 7-20-95; operative 7-20-95. Submitted to OAL for printing only pursuant to Government Code section 11351 (Register 95, No. 29).
2. Amendment of subsections (a)(4), (c)(1), (c)(3)(iii)-(iv) and (c)(4)(i)-(iii) filed 11-9-98; operative 1-1-99 (Register 98, No. 46).
3. New article 5.5.1 (sections 9792.6-9792.11) and repealer and new section filed 12-9-2004 as an emergency; operative 12-13-2004 (Register 2004, No. 50). A Certificate of Compliance must be transmitted to OAL by 4-12-2005 or emergency language will be repealed by operation of law on the following day.
4. New article 5.5.1 (sections 9792.6-9792.11) and repealer and new section refiled 4-6-2005 as an emergency; operative 4-12-2005 (Register 2005, No. 14). A Certificate of Compliance must be transmitted to OAL by 8-10-2005 or emergency language will be repealed by operation of law on the following day.
5. Certificate of Compliance as to 4-6-2005 order, including amendment of section and Note, transmitted to OAL 8-10-2005 and filed 9-22-2005 (Register 2005, No. 38).
6. Amendment of section heading, repealer and new first paragraph and amendment of Note filed 12-31-2012 as an emergency; operative 1-1-2013 pursuant to Government Code section 11346.1(d) (Register 2013, No. 1). A Certificate of Compliance must be transmitted to OAL by 7-1-2013 or emergency language will be repealed by operation of law on the following day.
7. Amendment of section heading, repealer and new first paragraph and amendment of Note refiled 7-1-2013 as an emergency; operative 7-1-2013 (Register 2013, No. 27). A Certificate of Compliance must be transmitted to OAL by 9-30-2013 or emergency language will be repealed by operation of law on the following day.
8. Amendment of section heading, repealer and new first paragraph and amendment of Note refiled 9-30-2013 as an emergency; operative 10-1-2013 (Register 2013, No. 40). A Certificate of Compliance must be transmitted to OAL by 12-30-2013 or emergency language will be repealed by operation of law on the following day.
9. Certificate of Compliance as to 9-30-2013 order, including new subsections (f) and (o), subsection relettering and amendment of Note, transmitted to OAL 12-30-2013 and filed 2-12-2014; amendments effective 2-12-2014 pursuant to Government Code section 11343.4(b)(3) (Register 2014, No. 7).
10. Repealer filed 12-30-2025; operative 4-1-2026 (Register 2026, No. 1).