BASCCA stands for Breathing Apparatus, Self-Contained Compressed Air (various organizations)
BARR stands for Block Aircraft Registration Request (National Business Aviation Association)BARR stands for British Association of Road Races (est. 1984;…
BARIMO stands for Bovine Animals (Records, Identification and Movement) Order (UK)
BARHII stands for Bay Area Regional Health Inequities Initiative (local health departments; northern California)