[Code of Federal Regulations] [Title 29, Volume 8] [Revised as of July 1, 2006] From the U.S. Government Printing Office via GPO Access [CITE: 29CFR1926.26] [Page 24] TITLE 29--LABOR CHAPTER XVII--OCCUPATIONAL SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR PART 1926_SAFETY AND HEALTH REGULATIONS FOR CONSTRUCTION--Table of Contents Subpart C_General Safety and Health Provisions Sec. 1926.26 Illumination. Construction areas, aisles, stairs, ramps, runways, corridors, offices, shops, and storage areas where work is in progress shall be lighted with either natural or artificial illumination. The minimum illumination requirements for work areas are contained in subpart D of this part.