Subtitle 31Definitions; General Provisions § 31-1. Definitions. § 31-2. Rules of interpretation. § 31-3. Incorporation by reference. § 31-4. Purpose, goal, authority. § 31-5. Administration. 31-6 to 31-8. {Reserved} § 31-8. Prohibited conduct generally. § 31-9. Exemptions. § 31-10. Variances.