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Electronic Code of Federal Regulations
Title 1: General Provisions
§21.19 Composition of part headings.
Each part heading shall indicate briefly the general subject matter of the part. Phrases such as “Regulations under the Act of July 28, 1955” or other expressions that are not descriptive of the subject matter may not be used. Introductory expressions such as “Regulations governing” and “Rules applicable to” may not be used.