# Pub. L. 99-308: changes to the Internal Revenue Code

1986-05-19, 100 Stat. 460. Source: <https://www.govinfo.gov/link/plaw/99/public/308>.

## Legislative history

- Bill: [S. 49](https://www.congress.gov/bill/99th-congress/senate-bill/49)

## § 5845: Definitions

- § 5845(a): Pub. L. 99–308, § 109(b), substituted “any silencer (as defined in section 921 of title 18, United States Code)” for “a muffler or a silencer for any firearm whether or not such firearm is included within this definition”.
- § 5845(b): Pub. L. 99–308, § 109(a), substituted “any part designed and intended solely and exclusively, or combination of parts designed and intended, for use in converting a weapon into a machinegun,” for “any combination of parts designed and intended for use in converting a weapon into a machinegun,”.