Ariz. Admin. Code § R20-5-102
In this Article, unless the context otherwise requires:
“Act” means the Arizona Workers’ Compensation Act, A.R.S. Title 23, Ch. 6, Articles 1 through 12.
“Authorized representative” means an individual authorized by law to act on behalf of a party who files with the Commission a written instrument advising of the individual’s authority to act on behalf of the party.
“Business days” means all days except Saturdays, Sundays, and state legal holidays.
“Carrier” means every insurance carrier authorized by the Arizona Department of Insurance and Financial Institutions to underwrite workers’ compensation insurance in Arizona.
“Claimant” means any person who is entitled to apply for benefits under the Act.
“Filing” means actual receipt of a paper or electronic Commission date-stamped report, document, instrument, videotape, audiotape, or other matter at a Commission office or through the ICA Community.
“ICA Community” means the Commission’s self-service electronic claims portal.
“Physician” means a licensed physician or other licensed practitioner of the healing arts.
“Self-insured employer” means an employer or workers’ compensation pool granted authority by the Commission to self-insure for workers’ compensation.
“Uninsured employer” means an employer that is subject to and fails to comply with A.R.S. §§ 23-961 or 23-962.
Former Rule 2. R20-5-102 recodified from R4-13-102 (Supp. 95-1). Section repealed; new Section made by final rulemaking at 7 A.A.R. 3966 and 7 A.A.R. 4995, effective August 17, 2001 (Supp. 01-3). Amended by final rulemaking at 31 A.A.R. 4199 (October 31, 2025), effective December 6, 2025 (Supp. 25-4).