Title 1

PART 21 SUBPART A

Subpart A - General

• 44 U.S.C. 1506; sec. 6, E.O. 10530, 19 FR 2709; 3 CFR, 1954-1958 Comp., p. 189.
• 37 FR 23611, Nov. 4, 1972, unless otherwise noted.

1:1.0.1.5.17.1.10	SUBJGRP 10	Code Structure
1:1.0.1.5.17.1.10.1	SECTION 21.1	21.1 Drafting.
1:1.0.1.5.17.1.10.2	SECTION 21.6	21.6 Notice of expiration of codified material.
1:1.0.1.5.17.1.10.3	SECTION 21.7	21.7 Titles and subtitles.
1:1.0.1.5.17.1.10.4	SECTION 21.8	21.8 Chapters and subchapters.
1:1.0.1.5.17.1.10.5	SECTION 21.9	21.9 Parts, subparts, and undesignated center heads.
1:1.0.1.5.17.1.10.6	SECTION 21.10	21.10 Sections.
1:1.0.1.5.17.1.11	SUBJGRP 11	Numbering
1:1.0.1.5.17.1.11.7	SECTION 21.11	21.11 Standard organization of the Code of Federal Regulations.
1:1.0.1.5.17.1.11.8	SECTION 21.12	21.12 Reservation of numbers.
1:1.0.1.5.17.1.11.9	SECTION 21.14	21.14 Deviations from standard organization of the Code of Federal Regulations.
1:1.0.1.5.17.1.12	SUBJGRP 12	Headings
1:1.0.1.5.17.1.12.10	SECTION 21.16	21.16 Required document headings.
1:1.0.1.5.17.1.12.11	SECTION 21.18	21.18 Tables of contents.
1:1.0.1.5.17.1.12.12	SECTION 21.19	21.19 Composition of part headings.
1:1.0.1.5.17.1.13	SUBJGRP 13	Amendments
1:1.0.1.5.17.1.13.13	SECTION 21.20	21.20 General requirements.
1:1.0.1.5.17.1.14	SUBJGRP 14	References
1:1.0.1.5.17.1.14.14	SECTION 21.21	21.21 General requirements: References.
1:1.0.1.5.17.1.14.15	SECTION 21.23	21.23 Parallel citations of Code and Federal Register.
1:1.0.1.5.17.1.14.16	SECTION 21.24	21.24 References to 1938 edition of Code.
1:1.0.1.5.17.1.15	SUBJGRP 15	Effective Date Statement
1:1.0.1.5.17.1.15.17	SECTION 21.30	21.30 General.
1:1.0.1.5.17.1.16	SUBJGRP 16	OMB Control Numbers
1:1.0.1.5.17.1.16.18	SECTION 21.35	21.35 OMB control numbers.

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