The Advisory Council on Historic Preservation (ACHP) voted July 24 to advance proposed revisions to the rules that govern how federal agencies identify historic properties, assess project effects and consult with state and Tribal preservation officials before construction proceeds. Infrastructure Reviews in FocusWhile the Triumphal Arch illustrates the rules now in place, pressure to revisit them predates the project’s review. Consultation at Center of RewriteThe National Association of Tribal Historic Preservation Officers (NATHPO), which represents Tribal preservation interests as a member of the ACHP, voted against advancing the proposed regulations. President Donald Trump displays a rendering of the proposed White House ballroom in January 2026. Part 800 remains in effect while the White House Office of Management and Budget’s Office of Information and Regulatory Affairs reviews the draft.