Subtitle 6Building Address Numbers § 6-1. Numbering scheme. § 6-2. Conformity required. § 6-3. Duty to affix numbers. § 6-4. Notice of noncompliance. § 6-5. Change of number. § 6-6. Correct number required. § 6-7. Required display. 6-8. {Reserved} § 6-9. Enforcement by citation. § 6-10. Penalties.