| Abbreviation | Definition |
|---|---|
| BEAP | Building Energy Assessment Professional |
| BEBC | Biomass to Energy and Biochar Community |
| BECC | Behavior Energy and Climate Change |
| BECC | Behavior Energy and Climate Conference |
| BECC | Behavior Energy Climate Change |
| BECE | basic energy and CO2 emissions |
| BECE | Biomass Energy Consultants and Engineers |
| BECI | Berkeley Energy and Climate Institute |
| BECL | Bhavnagar Energy Company Limited |
| BECP | Building Energy Codes Program |
| BECS | Blue Energy Collaborative Scholarships |
| BECS | Building Energy Codes and Standards |
| BEE | Be Energy Efficient |
| BEE | Bureau of Energy Efficiency |
| BEEF | Bulgarian Energy Efficiency Fund |
| BEEM | Best Environment Energy Management |
| BEEM | Building Energy and Environmental Modelling (energy-use software) |
| BEEMP | Building Energy Efficiency Master Plan |
| BEEO | Buildings Energy Efficiency Ordinance |
| BEER | Building Energy Efficiency Research |