| Acronym | Definition |
|---|
| BIA | Bureau of Indian Affairs |
| BIA | Brothers in Arms (game) |
| BIA | Board of Immigration Appeals |
| BIA | Building Industry Association |
| BIA | Business Impact Analysis (management analysis identifying the impacts of losing company resources; commonly part of a Business Recovery Plan) |
| BIA | Business Improvement Area |
| BIA | Brick Institute of America |
| BIA | Border & Immigration Agency (UK, formerly Immigration and Nationality Directorate) |
| BIA | Brain Injury Association (USA) |
| BIA | Bioindustry Association (UK) |
| BIA | Brick Industry Association |
| BIA | BioIndustry Association |
| BIA | Bankruptcy and Insolvency Act (Canada) |
| BIA | Bump in the API |
| BIA | Boating Industry Association (now NMMA) |
| BIA | Bezbednosno Informativna Agencija (Serbian intelligence agency) |
| BIA | Bristol International Airport (UK) |
| BIA | Bioelectric Impedance Analysis |
| BIA | Burned-In (MAC) Address (Cisco) |
| BIA | Bureau of Immigration Appeals |
| BIA | Broadband Internet Access |
| BIA | Bradley International Airport (Hartford, Connecticut) |
| BIA | Biospecific Interaction Analysis |
| BIA | Banque Internationale pour l'Afrique (French) |
| BIA | Broadmoor Improvement Association |
| BIA | Business Improvement Architects (Canada) |
| BIA | Bureau Issues Association (US agency) |
| BIA | Barbecue Industry Association |
| BIA | Binding Industries of America |
| BIA | Bureau Informatisering Amsterdam (City of Amsterdam, The Netherlands) |
| BIA | Beef Improvement Association |
| BIA | Basic Insurance Amount (federal government employee life insurance) |
| BIA | Board of Indian Affairs (state of Utah) |
| BIA | Bomb Impact Assessment |
| BIA | Business Internet Analytics (Microsoft initiative) |
| BIA | Bastia, Corsica, France - Poretta (Airport Code) |
| BIA | British Insurance Association (now ABI) |
| BIA | Bilingual Interactive Activation Model |
| BIA | Bus Interface Adapter |
| BIA | British Irish Association |
| BIA | Ball Image Analyzer |
| BIA | Bicycle Institute of America |
| BIA | Bureau d'Information Aéronautique (French) |
| BIA | Bachelor of Industrial Administration |
| BIA | Book Income Adjustment (tax) |
| BIA | Business Intelligence Associates, Inc |
| BIA | Braille Institute of America, Inc. |
| BIA | Busqueda de Inteligencia Artificial (Spanish) |
| BIA | Buses International Association |
| BIA | Base Information Analysis |
| BIA | Boost, Insertion, and Abort |
| BIA | Born Into Ashes (band) |
| BIA | Broadband Internetwork Analyzer |
| BIA | Baccalauréat en Informatique Appliquée (Bachelor in Data Sciences) |