Ariz. Admin. Code § R15-3-501
The Department shall deem a report or return required to be filed under A.R.S. Title 42, Chapter 3 or this Chapter timely filed if the taxpayer submits the report or return through the electronic filing system established by the Department on or before the statutory due date.
Adopted effective March 18, 1981 (Supp. 81-2). Amended effective June 20, 1990 (Supp. 90-2). Amended by final rulemaking at 14 A.A.R. 4410, effective January 3, 2009 (Supp. 08-4). Amended by exempt rulemaking at 22 A.A.R. 1843, effective June 24, 2016 (Supp. 16-2); when this Section was amended in Supp. 16-2 the preceding historical note was omitted due to a clerical error. The note was added at the request of the Department, file no. R18-90 (Supp. 18-1).