| Acronym | Meaning |
| BEP | Bureau Of Engraving And Printing |
| BEST | Biomonitoring Of Environmental Status And Trends |
| BFRL | Building And Fire Research Laboratory |
| BHPR | Bureau Of Health Professions |
| BIA | Bureau Of Indian Affairs |
| BIC | Business Information Center |
| BIMAS | BioInformatics Molecular Analysis Section |
| BIS | Bureau Of Industry And Security |
| BJA | Bureau Of Justice Assistance |
| BJS | Bureau Of Justice Statistics |
| BLM | Bureau Of Land Management |
| BLS | Bureau Of Labor Statistics |
| BMDO | Ballistic Missile Defense Organization |
| BNA | Bureau Of National Affairs |
| BOP | Federal Bureau Of Prisons |
| BOR | Bureau Of Reclamation |
| BPA | Bonneville Power Administration |
| BPD | Bureau Of The Public Debt |
| BPHC | Bureau Of Primary Health Care |
| BRB | Benefits Review Board |
| BRD | Biological Resource Division |
| BRFSS | Behavioral Risk Factor Surveillance System |
| BSC | Business Service Centers |
| BTS | Bureau Of Transportation Statistics |
| BVA | Board Of Veterans Appeals |
| BXA | Bureau Of Export Administration (changed To BIS) |
| CAGE | Commercial And Government Entity |
| CBD | Commerce Business Daily (Changed To FBO) |
| CBER | Center For Biologics Evaluation And Research |
| CBIAC | Chemical And Biological Defense Information Analysis Center |
| CBO | Congressional Budget Office |
| CCB | Child Care Bureau |
| CCC | Commodity Credit Corporation |
| CCR | Commission On Civil Rights |
| CDBG | Community Development Block Grants |
| CDC | Centers For Disease Control |
| CDER | Center For Drug Evaluation And Research |
| CDFI | Community Development Financial Institutions |
| CDRH | Center For Devices And Radiological Health |
| CEA | Council Of Economic Advisers |
| CEDR | Comprehensive Epidemiologic Data Resource |
| CEN | Bureau Of The Census |
| CEOS | Child Exploitation And Obscenity Section |
| CEPPO | Chemical Emergency Preparedness And Prevention Office |
| CEPS | Center For Earth And Planetary Studies |
| CEQ | Council On Environmental Quality |
| CERCLIS | Comprehensive Environmental Response |
| CETEC | Topographic Engineering Center |
| CFDA | Catalog Of Federal Domestic Assistance |
| CFOC | Chief Financial Officers Council |