47 CFR 1.10007 - What applications can I file electronically?
(a) For a complete list of applications or notifications that must be filed electronically, see the IBFS Web site at http://www.fcc.gov/ibfs.
(b) Many applications require exhibits or attachments. If attachments are required, you must attach documentation to your electronic application before filing. We accept attachments in the following formats: Word, Adobe Acrobat, Excel and Text.
(c) For paper filing rules and procedures, see parts 1, 25, 63 or 64.