| Term | Definition / Meaning / Stand for |
| B.S.I. |
British Standard Institution |
| B.A.E. |
Building Access Evaluation |
| B.A.L. |
Building Access Line |
| B.A.R.R. |
Building Activity Reduction Ratio |
| B.A.P.C. |
Building Adaptive Process Control |
| B.A.R.E. |
Building Adaptive Reuse Environment |
| B.A.P. |
Building Approval Process |
| B.A.L.E. |
Building Area Load Evaluation |
| B.A.R. |
Building Area Ratio |
| B.A.M.S. |
Building Automated Management System |
| B.C.A.T. |
Building Climate Adaptation Tool |
| B.C.D.R. |
Building Code Development Regulations |
| B.C.E. |
Building Code Enforcement |
| B.C.L.A. |
Building Code Limitations Analysis |
| B.C.L.S. |
Building Code and Land Surveying |
| B.C.A. |
Building Code of Australia |
| B.C.I.P. |
Building Conservation Inspection Program |
| B.C.A.T. |
Building Construction Analysis Tool |
| B.C.D. |
Building Construction Documentation |
| B.C.L. |
Building Construction Line |
| B.C.P. |
Building Construction Plan |
| B.C.S.C. |
Building Construction Safety Code |
| B.C.S.P. |
Building Construction Safety Protocol |
| B.C.S.A. |
Building Construction Standards Authority |
| B.C.C. |
Building Control Commission |
| B.C.S. |
Building Control Surveyor |
| B.D.E. |
Building Data Entry |
| B.D.S. |
Building Design Services |
| B.D.I. |
Building Design and Innovation |
| B.D.S.I. |
Building Design and Safety Inspection |
| B.D.S.C. |
Building Design and Structural Code |
| B.E.T.A. |
Building Efficiency Testing Association |
| B.E.L.L. |
Building Energy Load Limitation |
| B.E.C.A. |
Building Engineering Consultancy Association |
| B.E.C. |
Building Envelope Construction |
| B.E.T. |
Building Envelope Testing |
| B.E.D. |
Building Environmental Design |
| B.E.S. |
Building Environmental Surveyor |
| B.F.M. |
Building Facade Materials |
| B.F.M.S. |
Building Facility Management System |
| B.F.R.A. |
Building Fire Resistance Assessment |
| B.F.R.A. |
Building Fire Risk Assessment |
| B.F.S. |
Building Floor Survey |
| B.I.F. |
Building Impact Factor |
| B.I.E.C. |
Building Industrialization and Engineering Committee |
| B.I.S.P. |
Building Industry Standards and Practices |
| B.I.A. |
Building Information Architecture |
| B.I.M.S. |
Building Information Management System |
| B.I.T.A. |
Building Infrastructure Technology Applications |
| B.I.P. |
Building Inspection Program |
| B.I.R. |
Building Inspection Report |
| B.I.C.P. |
Building Inspection and Certification Program |
| B.I.C. |
Building Insurance Certificate |
| B.I.E.S. |
Building Integrated Energy Solutions |
| B.I.E. |
Building Integration Engineering |
| B.I.D. |
Building Interior Design |
| B.L.A.C. |
Building Land Acquisition Committee |
| B.L.E. |
Building Layout Evaluation |
| B.L.S. |
Building Lighting Systems |
| B.L.C. |
Building Load Calculation |
| B.L.I. |
Building Load Index |
| B.L.T. |
Building Load Test |
| B.M.A. |
Building Management Association |
| B.M.P. |
Building Management Plan |
| B.P.I. |
Building Performance Index |
| B.P. |
Building Permit |
| B.P.A.T. |
Building Planning and Analysis Team |
| B.P.F. |
Building Project Funding |
| B.P.A. |
Building Protection Act |
| B.P.C. |
Building Protection Code |