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Title 7 — Agriculture

Chapter 54 — Transportation, Sale, and Handling of Certain Animals

§ 2141. Marking and identification of animals

Statutory text

All animals delivered for transportation, transported, purchased, or sold, in commerce, by a dealer or exhibitor shall be marked or identified at such time and in such humane manner as the Secretary may prescribe: Provided, That only live dogs and cats need be so marked or identified by a research facility.

Legislative history

Reconstructed from this section’s Code source credit and amendment notes, resolved against the local Statutes at Large. Editorial notes are evidence, not the law that made the change.

  1. Pub. L. 89–544 § 11 · 80 Stat. 350

    Enacted · 7 U.S.C. § 2141

    Pub. L. 89–544, § 11, Aug. 24, 1966, 80 Stat. 351

    Source evidence

    Code source credit
    Pub. L. 89–544, § 11, Aug. 24, 1966, 80 Stat. 351

    Enacted provision · exact public law section
    Sec. 11. All dogs and cats delivered for transportation, transported, Identification. purchased, or sold in commerce by any dealer shall be marked or identified at such time and in such humane manner as the Secretary may prescribe.

  2. Animal Welfare Act of 1970

    Pub. L. 91–579 § 12 · 84 Stat. 1560

    Changed · 7 U.S.C. § 2141

    Pub. L. 91–579 applied marking and identification requirements to dealers and exhibitors for animals, as defined, instead of only to dogs and cats when movements are affecting commerce, but limited such requirements for research facilities to only live dogs and cats

    Source evidence

    Code amendment note
    Pub. L. 91–579 applied marking and identification requirements to dealers and exhibitors for animals, as defined, instead of only to dogs and cats when movements are affecting commerce, but limited such requirements for research facilities to only live dogs and cats.

    Enacted provision · exact public law section
    Sec. 12. Section 11 of such Act is amended— (1) by striking the words “dogs and eats” and inserting in lieu thereof the word “animals”; (2) by striking the words “in commerce by any dealer” and inserting in lieu thereof the words “, affecting commerce, by a dealer or exhibitor”; and (3) by striking the period at the end thereof and inserting the following: “: Provided, That only live dogs and cats need be so marked or identified by a research facility.”.

    Effective date note
    Amendment by Pub. L. 91–579 effective one year after Dec. 24, 1970, see section 23 of Pub. L. 91–579, set out as a note under section 2131 of this title.

  3. Animal Welfare Act Amendments of 1976

    Pub. L. 94–279 § 5 · 90 Stat. 417

    Substituted · 7 U.S.C. § 2141

    Pub. L. 94–279 substituted “in commerce” for “affecting commerce”

    Source evidence

    Code amendment note
    Pub. L. 94–279 substituted “in commerce” for “affecting commerce”.

    Enacted provision · exact public law section
    Sec. 5. Sections 4, 11, and 12 of such Act are amended by striking out “affecting commerce” and inserting in lieu thereof “in commerce”.

3 of 3 references resolved to an enrolled provision

Editorial Notes

Amendments1970–1976 · 2 rounds

1976

Pub. L. 94–279 substituted “in commerce” for “affecting commerce”.

1970

Pub. L. 91–579 applied marking and identification requirements to dealers and exhibitors for animals, as defined, instead of only to dogs and cats when movements are affecting commerce, but limited such requirements for research facilities to only live dogs and cats.

Statutory Notes and Related Subsidiaries

Effective Date of 1970 Amendment

Amendment by Pub. L. 91–579 effective one year after , see section 23 of Pub. L. 91–579, set out as a note under section 2131 of this title.

Credits

1966–1976 · 3 acts
  1. 1966Pub. L. 89–544, § 11, , 80 Stat. 351
  2. 1970Pub. L. 91–579, § 12, , 84 Stat. 1562
  3. 1976Pub. L. 94–279, § 5, , 90 Stat. 418.
Show as published

(Pub. L. 89–544, § 11, , 80 Stat. 351; Pub. L. 91–579, § 12, , 84 Stat. 1562; Pub. L. 94–279, § 5, , 90 Stat. 418.)

Parsed from the official OLRC USLM XML in data/usc_all/usc07.xml · release point 119-108 · OLRC build 2026-09-09

USLM identifier /us/usc/t7/s2141