Frequency Allocations and Radio Treaty Matters
---
identifier: "/us/fr/06-55513"
source: "fr"
legal_status: "authoritative_unofficial"
title: "Frequency Allocations and Radio Treaty Matters"
title_number: 0
title_name: "Federal Register"
section_number: "06-55513"
section_name: "Frequency Allocations and Radio Treaty Matters"
positive_law: false
currency: "2006-03-14"
last_updated: "2006-03-14"
format_version: "1.1.0"
generator: "[email protected]"
agency: "Federal Communications Commission"
document_number: "06-55513"
document_type: "rule"
publication_date: "2006-03-14"
agencies:
- "Federal Communications Commission"
cfr_references:
- "47 CFR Part 2"
fr_citation: "71 FR 13025"
fr_volume: 71
---
# Terms and definitions.
**CFR Correction**
In Title 47 of the Code of Federal Regulations, parts 0 to 19, revised as of October 1, 2005, on page 474, § 2.1 is corrected by adding the following definitions to read as follows:
§ 2.1
*Harmful Interference.* Interference which endangers the functioning of a radionavigation service or of other safety services or seriously degrades, obstructs, or repeatedly interrupts a radiocommunication service operating in accordance with [the ITU] Radio Regulations. (CS)
*High Altitude Platform Station (HAPS).* A station located on an object at an altitude of 20 to 50 km and at a specified, nominal, fixed point relative to the Earth. (RR)