(a) Reservation of authority. Nothing in this part shall limit the authority of the Secretary to take action to enforce conditions or violations of law, including actions necessary to prevent evasions of this subpart.

(b) Extensions or accelerations of timing. The Secretary may extend or accelerate any deadline or compliance date of this part, including reporting requirements that implement this subpart, if the Secretary determines that such extension or acceleration is appropriate. In determining whether an extension or acceleration is appropriate, the Secretary will consider the period of time that would be extended or accelerated and how the modified timeline would facilitate compliance with this subpart.

(c) Reporting and requests for other information. During the period of performance, recipients shall provide to the Secretary periodic reports providing detailed accounting of the uses of funds, modifications to a State or Territory's tax revenue sources, and such other information as the Secretary may require for the administration of this section. In addition to regular reporting requirements, the Secretary may request other additional information as may be necessary or appropriate, including as may be necessary to prevent evasions of the requirements of this subpart. False statements or claims made to the Secretary may result in criminal, civil, or administrative sanctions, including fines, imprisonment, civil damages and penalties, debarment from participating in Federal awards or contracts, and/or any other remedy available by law.