All Appropriate Inquiry

This category includes guidance on the all appropriate inquiry standard necessary to qualify for certain CERCLA liability protections.

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Enforcement Discretion Guidance Regarding Statutory Criteria for Those Who Qualify as a CERCLA Bona Fide Prospective Purchasers, Contiguous Property Owners, or Innocent Landowners - (7/29/19) 2019 Common Elements Guidance for EPA staff on the "common elements" of the CERCLA landowner liability protections for BFPPs, CPOs, ILOs, and to assist them in exercising their enforcement discretion, which may provide general information to landowners or other third-party stakeholders who may wish to be involved with impacted properties. https://www.epa.gov/enforcement/common-elements-guidance (PDF 548K)

Policy on Interpreting CERCLA Provisions Addressing Lenders and Involuntary Acquisitions by Government Entities - (6/30/97) The memorandum transmits EPA's policy for interpreting CERCLA provisions that address (1) lenders and (2) government entities that acquire property involuntarily. https://www.epa.gov/enforcement/guidance-lenders-and-involuntary-acquisitions-government-entities (PDF 17 K)

Fact Sheet: Policy Toward Owners of Property Containing Contaminated Aquifers - (11/3/95) Fact sheet summarizes EPA policy regarding toward owners of property containing contaminated aquifers. https://www.epa.gov/enforcement/guidance-owners-property-containing-contaminated-aquifers (PDF 234 K)

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