Code of Federal Regulations Title 40. Protection of Environment § 40.312.22 Additional inquiries

(1) As required by § 312.25 and if not otherwise obtained by the environmental professional, environmental cleanup liens against the subject property that are filed or recorded under federal, tribal, state, or local law;

(2) As required by § 312.28, specialized knowledge or experience of the person identified in § 312.1(b);

(3) As required by § 312.29, the relationship of the purchase price to the fair market value of the subject property, if the property was not contaminated;  and

(4) As required by § 312.30, and if not otherwise obtained by the environmental professional, commonly known or reasonably ascertainable information about the subject property.