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U.S. Code of Federal Regulations

Regulations most recently checked for updates: Aug 27, 2025

All TitlesTitle 23Chapter IPart 630Subpart B - Subpart B—Plans, Specifications, and Estimates
§ 630.201 - Purpose.
§ 630.203 - Applicability.
§ 630.205 - Preparation, submission, and approval.
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