Tap any paragraph to write a margin note. Your notes collect in the Desk below the text and file under cases with @. The side-by-side margin rail opens on a larger screen.

Code · STATUTES-AT-LARGE · Vol. 63 STAT. · Chapter VII

Chapter VII.

263 words·~1 min read·/statutes-at-large/vol-63/chapter-vii-6399009·

A research copy — for the controlling text, always check the official state or federal source. Not legal advice.

Chap. VII, art. 19 RR)(433–440) 433
(6)Mobile stations other than ship and aircraft stations, which use radiotelephony, may use as a call sign: – a call sign established in conformity with 426; – a call sign consisting of two or three letters followed by four digits (other than the digits 0 or 1 in cases where they immediately follow a letter); – the identity of the vehicle or any other appropriate indication. 434 § 7.
(1)In the aeronautical mobile service, after communication has been established by means of the complete call sign (see 424 or 431), the aircraft station may use, if no risk of confusion is likely to arise, an abbreviated call sign consisting of: 435 *a)* in radiotelegraphy, the first character and last two letters of the complete 5-letter call sign; 436 *b)* in radiotelephony, the abbreviation of the name of the owner of the aircraft (company or individual) followed by either the last two letters of the call sign, the last two characters of the registration mark, or the flight identification number. 437
(2)The provisons of 434, 435 and 436 may be amplified or modified by agreements between countries concerned. 438 § 8.
(1)The 26 letters of the alphabet and figures in the cases indicated in §§ 5 and 6 may be used to form call signs. Accented letters are excluded. 439
(2)However, the following combinations may not be used as call signs: 440 *a)* combinations which might be confused with distress signals or with other signals of the same nature; 63 Stat. 1774 (441–445)(
Connections1 cite this · traces to 1
Cited by 1 section
statutes-at-large
Citation graph
cites case law
Chapter VII
Stat.×1
Cites 1Cited by 1 across 1 source
★   the supreme law of the land   ★
Don't Tread on Me
E Pluribus Unum — out of many, one

"If you don't know your rights, you don't have any."

Marginalia · a citizen's law index
A research desk, not legal advice. Always read the cited source before relying on a summary.
Questions or an issue? support@self-law.org
disclaimerMarginalia is a research index, not a law firm. Nothing on this site is legal, tax, or financial advice and no attorney–client relationship is formed by using it. Statutes, regulations, and case law change; summaries, search results, AI output, and member posts may be incomplete, out of date, or wrong. Any interpretation drawn from material on this site should be validated by a licensed attorney in your jurisdiction before you act on it.