32 C.F.R. § 37.685
(b) In two situations, you may grant an exception and allow a for-profit firm to use project funds, which includes both the Federal Government and recipient shares, to purchase real property or equipment (i.e., to charge to the project the full acquisition cost of the property). The two circumstances, which should be infrequent for equipment and extremely rare for real property, are those in which you either: