View all text of Subjgrp 10 [§ 21.7 - § 21.10]
§ 21.8 - Chapters and subchapters.
(a) The normal divisions of a title are chapters, assigned to the various agencies within a title descriptive of the subject matter covered by the agencies' regulations.
(b) Subchapters may be used to group related parts within a chapter.
(c) Chapter and subchapter assignments are made by the Office of the Federal Register after agency consultation.