BSOL is the British, international and European standards that have been adopted as British standards, servised online at https://bsol.bsigroup.com/.

BSOL includes all British standards and international and European standards that have been adopted as British standards. It also includes ASTM, ISO and IEC standards that haven’t been adopted as British standards. BSOL also holds BSI Publicly Available Specifications, as well as BSI books.