StacksVerified U.S. regulatory reference

9 CFR §3.128

Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗
Enclosures shall be constructed and maintained so as to provide sufficient space to allow each animal to make normal postural and social adjustments with adequate freedom of movement. Inadequate space may be indicated by evidence of malnutrition, poor condition, debility, stress, or abnormal behavior patterns.