Section 54.720 - Filing deadlines(a) An affected party requesting review or waiver of an Administrator decision by the Commission pursuant to § 54.719 , shall file such a request within sixty (60) days from the date the Administrator issues a decision.(b) An affected party requesting review of an Administrator decision by the Administrator pursuant to § 54.719(a) , shall file such a request within sixty (60) days from the date the Administrator issues a decision.(c) In all cases of requests for review filed under § 54.719(a) through (c) , the request for review shall be deemed filed on the postmark date. If the postmark date cannot be determined, the applicant must file a sworn affidavit stating the date that the request for review was mailed.(d) Parties shall adhere to the time periods for filing oppositions and replies set forth in 47 CFR 1.45 .