When is USADF not required to transfer a debt to BFS?

USADF is not required to transfer a debt to BFS pursuant to § 1506.37(b) during the period of time that the debt: (a) Is in litigation or foreclosure; (b) Is scheduled for sale; (c) Is at a private collection contractor; (d) Is at a debt collection center if the debt has been referred to a Treasury-designated debt collection center; (e) Is being collected by internal offset; or (f) Is covered by an exemption granted by Treasury.