The Iran National Building Regulations consist of 22 specialized chapters covering the principles of building design, supervision, and construction. Compliance with these regulations is mandatory for all professionals in the fields of civil engineering, architecture, electrical engineering, and mechanical engineering throughout Iran.

On this page, you can download all chapters of the National Building Regulations in PDF format with direct access links. The latest updated editions of each chapter, including recent amendments and revisions, are also available.

If you are preparing for the Professional Engineering (Nezam Mohandesi) examinations or actively involved in construction and building projects, having access to the most up-to-date versions of these regulations is essential for ensuring compliance and professional accuracy.