47 CFR 90.537 - Trunking requirement.

§ 90.537 Trunking requirement.

(a)General use and State License channels. All systems using six or more narrowband channels in the 769-775 MHz and 799-805 MHz frequency bands must be trunked systems, except for those described in paragraph (b) of this section.

(b)Interoperability and low power channels. Trunking is permitted only on Interoperability channels specified in § 90.531(b)(1)(iii). Trunked use must be strictly on a secondary, non-interference basis to conventional operations. The licensee must monitor and immediately release these channels when they are needed for interoperability purposes. All systems using narrowband low power channels listed in § 90.531(b)(3) and (4) are exempt from the trunking requirements described in paragraph (a) of this section.

[ 79 FR 39340, July 10, 2014]

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

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United States Code
Statutes at Large

Title 47 published on 18-Aug-2018 03:53

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

  • 2018-06-28; vol. 83 # 125 - Thursday, June 28, 2018
    1. 83 FR 30364 - Service Rules Governing Narrowband Operations in the 769-775/799-805 MHz Bands
      GPO FDSys XML | Text
      Final rule.
      Effective July 30, 2018.
      47 CFR Parts 2 and 90