[Code of Federal Regulations] [Title 24, Volume 1] [Revised as of April 1, 2004] From the U.S. Government Printing Office via GPO Access [CITE: 24CFR50.21] [Page 373] TITLE 24--HOUSING AND URBAN DEVELOPMENT PART 50_PROTECTION AND ENHANCEMENT OF ENVIRONMENTAL QUALITY--Table of Contents Subpart D_General Policy: Environmental Review Procedures Sec. 50.21 Aggregation. Activities which are geographically related and are logical parts of a composite of contemplated HUD projects shall be evaluated together.