§61.1. Purpose and application. — Inbound Citations

(d) Except for the filing of tariff publications (see 47 CFR 61.1(b)) or as provided in other Commission rules, where the Commission has established a filing deadline for an application and that application may be filed on paper, a missing or invalid FRN on such an application may be corrected with ten (10) business days of notification to the filer by the Commission staff and, in the event of such timely correction, the original date of filing will be retained as the official filing date.