Home › CFR › Title 27 › Part 64627 CFR Part 646 — Contraband Cigarettes§ 646.141— Scope of part.§ 646.142— Territorial extent.§ 646.143— Meaning of terms.§ 646.146— General requirements.§ 646.147— Required information.§ 646.150— Retention of records.§ 646.153— Authority of appropriate ATF officers to enter business premises.§ 646.154— Penalties.§ 646.155— Forfeitures.