Home › CFR › Title 9 › Part 3929 CFR Part 392 — Petitions for Rulemaking§ 392.1— Scope and purpose.§ 392.2— Definition of petition.§ 392.3— Required information.§ 392.4— Supporting documentation.§ 392.5— Filing procedures.§ 392.6— Public display.§ 392.7— Comments.§ 392.8— Expedited review.§ 392.9— Availability of additional guidance.