Subtitle 8Alterations, etc., to or Affecting Properties § 8-1. Related rules and regulations. § 8-2. Building permit required. 8-3. {Reserved} § 8-4. CHAP to review. § 8-5. Public hearing. § 8-6. CHAP determination. 8-7. {Reserved} § 8-8. Issuance of Authorization to Proceed. § 8-9. Denial of Authorization to Proceed – Districts and Landmarks. § 8-10. Denial of Authorization to Proceed – Potential Landmarks. § 8-11. Building Official bound by CHAP decision. 8-12. {Reserved} § 8-13. Municipal structures. 8-14. {Reserved} § 8-15. Permissible maintenance and repair.