(1) The commission records center will accept a tariff or contract filing delivered in person, by mail, fax, or electronic means. The commission records center will stamp a filing received on Saturdays, Sundays, and state holidays, or after 5:00 p.m., Pacific time, as received on the next business day.

(2) In person or by mail.

(a) In order to be deemed received on a given day, the commission records center must receive an original and two copies of the filing(s) and a transmittal letter by 5:00 p.m., Pacific time.

(b) A filing delivered by mail must be free from all charges for postage. The commission records center will return any postage-due filing to the sender.

(3) Fax filing.

(a) The commission records center must receive an original and two copies of the filing the following business day.

(b) The commission will use the date and time the fax filing is received and printed at the commission records center as the official file date.

(c) The commission records center must receive a faxed filing in its entirety by 5:00 p.m., Pacific time, Monday through Friday, except on state holidays, to be considered received on that business day.

(4) Electronic filing.

(a) An electronic filing must conform to commission procedures for electronic filing.

(b) After accepting an electronic filing, the commission records center will return an electronic mail message noting the receipt date.