Part 4223 - Racing Secretary
- Section 4223.1 - Conditions
- Section 4223.2 - Official handicapper
- Section 4223.3 - Condition book
- Section 4223.4 - Substitutes and extras
- Section 4223.5 - Unfilled races
- Section 4223.6 - Race declared off
- Section 4223.7 - Records of all races
- Section 4223.8 - Responsibility of secretary
- Section 4223.9 - Graded races
- Section 4223.10 - Official program
- Section 4223.11 - Safe keeping of registration certificate