Under 1902.38(a), how long will OSHA evaluate a State plan after publication of certification under 1902.34?
OSHA will evaluate and monitor the State plan for at least one year after publication of the certification. The regulation requires the Assistant Secretary to "evaluate and monitor the actual operations under the State plan for at least 1 year" before deciding on an 18(e) determination, as stated in 1902.38(a).