BEF
The abbreviation BEF stands for:
- Belgian franc , the former currency unit of Belgium
- Berliner Eisenbahnfreunde , non-profit association for the preservation of historic vehicles
- Berlin electromobile and accumulator factory , former manufacturer of electric commercial vehicles
- Berliner Elektromobilfabrik , former manufacturer of three-wheeled vehicles
- British Expeditionary Force , British Army forces deployed in France during both World War I and, from 1939 to 1940, World War II
- British Electric Foundation , British pop band
- Federal Office for Food and Forestry
Bef stands for:
- .bef , a file format for images
- Transportation, in the railway sector
- Carriage book , in the railroad industry