eCFR Atlas
API

Sub-agency of Department of Interior

Office of Secretary of the Interior, Department of Interior

Office of Secretary of the Interior

Total regulationⓘ

389,210

Every rule this agency manages, in words — rules managed jointly with another agency count in full.

Share of all regulationⓘ

389,210

Jointly managed rules are split evenly between their agencies, so shares can be fairly compared across agencies.

Including sub-agencies

389,210

This agency has no sub-agencies, so this equals its own total.

Areas managed

1

1 measured.

Rules this agency manages

Citation Rule area Level Words Also managed by Official text
43 CFR Subtitle A Subtitle A—Office of the Secretary of the Interior subtitle 389,210 — eCFR ↗

“Level” is the narrowest level the reference actually names. A reference that names both a chapter and a part is a part-level reference and is counted as one.

Amendment activity

Sections amended in parts administered by Office of Secretary of the Interior, Department of Interior 1,043 amendments, Oct 2023 – Sep 2026
Oct 2023 Sep 2026

Attribution is exact, not estimated: each scope is expanded to the set of parts inside it in the current structure, and only amendments to those parts are counted. Dated by issue date, not amendment date — the two differ in about half of all rows.