FCC Form 605

Quick-Form Application for Authorization in the
Ship, Aircraft, Amateur, Restricted and Commercial Operator, and General Mobile Radio Services
Edition Date: December 2023

All applications are now required to be filed electronically, click Online Filing

Forms & Schedules Listed by Purposes for All Radio Services

NE – New:
This purpose should be used for the following types of filings; 1) initial applications and 2) change in vessel or aircraft.

NOTES:

• New Amateur applications must be filed by a Volunteer Examiner Coordinator.
• For the General Mobile Radio Services (GMRS), effective January 1, 1989, the purpose of 'NEW' may not be filed by anyone other than an Individual applicant type.

MD – Modification:
To request a change in the conditions of any data (technical only or administrative and technical) for a license during the term of that license. Use Item 5 on the Main Form to provide the Call Sign/Serial # of the affected station. The appropriate schedule must be completed and attached, and must accurately reflect the data that has been modified. See applicable Commission rules. Choose purpose MD if you are requesting consolidation of DO and DM operator classes (Commercial Operator); enter DO Serial # in Item 5.

NOTES:

• After a license is modified, the FCC will issue a new license and previous versions of the license will no longer be valid, regardless of the expiration date shown. License terms will not be extended as a result of an application for Modification.
• If the changes desired are to administrative data only, use the Administrative Update purpose instead of Modification (see Administration Update purpose, 'AU', above for further description of permissible administrative updates).
• Modification to Amateur application for upgrade (i.e., Technician to General, General to Extra) to operator's class must be filed by Volunteer Examiner Coordinator.

RO/RM – Renewal Only or Renewal/Modification:
To renew (within the specified renewal time frame, must be filed no later than expiration date of the authorization and no sooner than 90 days prior to expiration date) an existing authorization and to request a change in the conditions for that authorization. Use Item 5 on the Main Form to provide the Call Sign/Serial # of the affected station. The appropriate schedule must be completed and attached, and must accurately describe the data that has been modified.

Special Temporary Authority
(NOTE: Applicable to Ship and Aircraft Radio Service applicants only)
To file an initial request for an STA, applicants should select an application purpose of NE. STAs are granted for a maximum of 180 days. If another STA is needed, applicants may file by selecting application purpose RO - Renewal Only and supply the appropriate Call Sign in Item 5 or by selecting application purpose NE - New. The renewal purpose is provided for the convenience of the applicant (the applicant will retain the same call sign if the STA request is granted).

AM - Amendment:
To amend a previously-filed, currently pending application(s). Use Item 4 to provide the File Number(s) of the affected pending application(s). The appropriate schedule must be completed and attached, and must accurately reflect the amended data. See applicable Commission Rules.

AU – Administrative Update
Changes limited to the following: Licensee Name (without a change in ownership) Entity Name (without a change in ownership, control or corporate structure), Mailing Address, Telephone Number, Fax Number, E-Mail Address, Vessel Name (applicable to Radio Service Codes SA or SB only) and FAA Registration Number (the N number) for Radio Service AC only

WD – Withdrawal of Application
Used to request a withdrawal of an application, currently in a pending or returned status.

CA – Cancellation of License
To request a cancellation of a license during the term of that license. Use Item 5 on the Main Form to provide the Call Sign/Serial # of the cancelled license. 

Applicable Schedules Required for Purposes of NE, MD or RM for Specified Radio Service

Individual Schedules/Instructions Available for FCC 605

FCC Form 605 (Includes Instructions & All Schedules)

• FCC Form 605 and Schedules

Forms you may also need for purposes of NE – New, MD – Modification and RM – Renewal/Modification

• Form 159: Remittance Advice
• Form 160: CORES Registration Form - FCC Registration Number (FRN) is required
• Form 606: Associate WTB Call Signs & Antenna Registration Numbers With Licensees FRN