CFR › Title 50 › Part 10Part 10 — General ProvisionsSubpart A — Introduction§ 10.1— Purpose of regulations.§ 10.2— Scope of regulations.§ 10.3— Other applicable laws.§ 10.4— When regulations apply.Subpart B — Definitions§ 10.11— Scope of definitions.§ 10.12— Definitions.§ 10.13— List of Birds Protected by the Migratory Bird Treaty Act.Subpart C — Addresses§ 10.21— Director.§ 10.22— Law enforcement offices.