# Federal Register
1 - 1910.144 - 62:67096-67098 - Washington State Standards; Notice of Approval - PDF
2 - 1910.144 - 49:5318 - Color Coding
3 - 1910.144 - 49:5318 - Revocation of Advisory and Repetitive Standards
4 - 1910.144 - 47:23480 - Color Coding