Okla. Admin. Code § 655:10-15-2
Volumes and issues of the Register are numbered consecutively. Each volume includes twenty-four (24) issues beginning with the first issue of a "code/supplement year" and ending with the last issue of a "code/supplement year." A "code/supplement year" begins with the first issue of the Register with an acceptance deadline [as set forth in OAC 655:10-9-3, 655:10-11-1(a)(1), and 655:10-15-1(a)] that occurs after the deadline established by the Legislature in 75 O.S., Section 256(B) for inclusion of rules in the annual Code or Supplement, and ends with the last issue with an acceptance deadline on or before the deadline established in 75 O.S., Section 256(B).
Amended at 21 Ok Reg 2476, eff 7-1-04