At the end of each rule is the Historical Note stating when the rule was adopted and amended.
Read the notices filed by agencies during the rulemaking process in the Arizona Administrative Register (A.A.R.).The citation identifies the volume in front and the page number after A.A.R.
The Governor's Regulatory Review Council's website has its agendas, meeting documents, and minutes.
At the end of each rule is the Historical Note stating when the rule was adopted and amended.
Read the text of superseded rules in the Research Library's online collection of Supplements. It is organized by Title. Under each Title, Supplements are listed chronologically.