Guam license plate: Amateur radio

Issued today 1964 to today. Specialty plates for car, van, and truck, issued by Guam Department of Revenue and Taxation (DRT), Motor Vehicle Division. One of 10 Guam license plates.

Guam (United States) license plate, Amateur radio (1964 to today), sample VK5ZE

Format, years and the law

Format
LL9LL, for example VK5ZE (L is any letter, 9 any digit)

The format above is broad: a registration that fits it has the right shape, which does not show that this series issued it.

Years issued
1964 to today. Still issued.
Vehicle class
Specialty: optional-design programs on standard serials (US state programs). Issued for car, van, and truck.
About this plate
AMATEUR AND CITIZENS RADIO PLATES. Given its own series rather than folded into the specialty index because the FORMAT differs categorically: this is the only Guam plate whose serial is assigned by a FEDERAL agency and merely transcribed by DRT. It is the cross-jurisdictional twin of Puerto Rico's Art. 2.28 radio-amateur plate, which does exactly the same thing in almost the same words, two territories, two statutes, one delegation to the FCC.
About the format
The pattern shows the general shape of a US amateur call sign (prefix letters, a numeral, suffix letters) purely as an illustration. It is NOT a sourced grammar and must not be treated as one until 47 CFR is pinned.
Fee
§ 7121(b): in addition to the regular registration fee, not exceeding ten dollars ($10.00), charged again whenever the vehicle or its ownership changes

Legal basis and sources

  1. § 7121 (GC § 23319.1, enacted P.L. 7-075:1, Jan. 30, 1964, amended P.L. 8-105:2, Feb. 24, 1966): the FCC call-letter serial in lieu of the ordinary number, the novice-licence exclusion, the proof requirement, the $10... https://col.guamcourts.gov/sites/default/files/16gc007_0.pdf

This plate in your app

The series id is us-gu-amateur-radio. The API returns its format, validation, colours and designs with the rest of Guam's series:

curl -s https://vehiclesdb.com/api/v1/plates/us-gu \
  -H "Authorization: Bearer $VEHICLESDB_API_KEY" \
  | jq '.series[] | select(.id == "us-gu-amateur-radio")'