
This retrospective report examines the thirty-five-year history and impact of the NEHRP Recommended Seismic Provisions on national seismic design standards and model building codes in the United States. Developed through a consensus process by the Building Seismic Safety Council and funded by FEMA, the document highlights the evolution of seismic engineering practices and the role of NEHRP in fostering nationwide consistency in seismic regulations. It is a technical resource for professionals involved in seismic planning, design, construction, and regulation.