All Appropriate Inquiry
From Wikinvestor
All appropriate inquiry is a term often used in conjunction with Environmental Site Assessments, which are often performed to assess the liability associated with a commercial property and its potential sale. The United States Environmental Protection Agency established the "All Appropriate Inquiry Rule" to help develop a standard for certain landowners to and potential purchasers to abide by when applying for eligibility of the CERCLA and Brownsfields Laws.[1]