Ariz. Admin. Code § R7-2-1029
A. A school district shall maintain a record of bids and modifications received for each invitation for bids, shall record the time and date when each bid or modification is received, and shall store each unopened bid or modification in a secure place until the bid due date and time.
B. Bids and modifications shall be opened publicly at the date, time and place designated in the invitation for bids in the presence of one or more witnesses. The name of each bidder, the amount of each bid, and other relevant information deemed appropriate by the school district shall be recorded. The person opening the bids and all witnesses shall sign the record.
Adopted effective December 17, 1987 (Supp. 87-4). Amended by final exempt rulemaking at 21 A.A.R. 1525, effective July 1, 2014 (Supp. 15-3); effective year corrected in Supp. 18-2.