§ 193.2009 Rules of regulatory construction.

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Title 49 CFR: Transportation › Chapter I › Part 193 › Subpart A › § 193.2009: § 193.2009 Rules of regulatory construction.

This text was captured on Aug 14, 2026. It is a snapshot, not a live feed, so check the official code before relying on it.

Text

(a) As used in this part: (1) Includes means including but not limited to; (2) May means is permitted to or is authorized to; (3) May not means is not permitted to or is not authorized to; and (4) Shall or must is used in the mandatory and imperative sense. (b) In this part: (1) Words importing the singular include the plural; and (2) Words importing the plural include the singular.

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