47 CFR 90.509 - Frequencies available for assignment.

§ 90.509 Frequencies available for assignment.
Stations engaged in developmental operation may be authorized to use a frequency or frequencies available in the service in which they propose to operate. The number of channels assigned will depend upon the specific requirements of the developmental program and the number of frequencies available in the particular geographical area where the station is to operate.
Beta! The text on the eCFR tab represents the unofficial eCFR text at ecfr.gov.

This section’s status may have changed. It may have been renumbered, reserved, or removed.

This is a list of United States Code sections, Statutes at Large, Public Laws, and Presidential Documents, which provide rulemaking authority for this CFR Part.

This list is taken from the Parallel Table of Authorities and Rules provided by GPO [Government Printing Office].

It is not guaranteed to be accurate or up-to-date, though we do refresh the database weekly. More limitations on accuracy are described at the GPO site.

United States Code
Statutes at Large

Title 47 published on 2014-10-01

The following are ALL rules, proposed rules, and notices (chronologically) published in the Federal Register relating to 47 CFR Part 90 after this date.

  • 2015-09-29; vol. 80 # 188 - Tuesday, September 29, 2015
    1. 80 FR 58421 - Enable Railroad Police Officers To Access Public Safety Interoperability and Mutual Aid Channels
      GPO FDSys XML | Text
      Proposed rule.
      Comments are due on or before November 13, 2015 and reply comments are due on or before November 30, 2015.
      47 CFR Part 90