Standards and Practices for All Appropriate Inquiries

The EPA establishes specific regulatory requirements and standards for conducting all appropriate inquiries into the previous ownership and uses of a property for the purposes of meeting all appropriate inquiries provisons necessary to qualify for certain landowner liability protections under CERCLA (40 C.F.R. Part 312). Effective Date: Nov. 1, 2006. 70 Fed. Reg. 66070-66113, Nov. 1, 2005.