OSHA has approved the following Connecticut State Standards after determining that they are identical to Federal standards: Corrections to 1910.1048, Occupational Exposure to Formaldehyde;Revision to 1910. 66, Powered Platforms for Building Maintenance;Redesignation of 1910. 150 (from 1910.147), Control of Hazardous Energy Source (Lockout/Tagout) ; Addition of new 1910.147, Control of Hazardous Energy Source; Amendment to 1910.1000, Air Contaminants; Revision to 1916.704, Concrete and Masonry Construction Safety Standards, Requirements for Precast Concrete;Amendment to 1926, Excavations.