47 C.F.R. § 87.111 Suspension or discontinuance of operation.
Title 47 - Telecommunication
The licensee of any airport control tower station or radionavigation land station must notify the nearest FAA regional office upon the temporary suspension or permanent discontinuance of the station. The FAA regional office must be notified again when service resumes. [69 FR 32880, June 14, 2004]
Title 47: Telecommunication
PART 87—AVIATION SERVICES
Subpart C—Operating Requirements and Procedures
Operating Procedures
§ 87.111 Suspension or discontinuance of operation.