38 C.F.R. § 61.31
(b) Non-capital-grant recipient (per diem only). To apply for per diem only, a non-capital grant applicant must obtain from VA a non-capital grant application package and submit to VA the information called for in the application package within the time period established in the Notice of Fund Availability. The application package includes exhibits to be prepared and submitted as part of the application process, including:
(5) Reasonable assurances with respect to receipt of per diem under this part that:
(iii) The recipient will keep records and submit reports as VA may reasonably require, within the time frames required; and give VA, upon demand, access to the records upon which such information is based.
(The Office of Management and Budget has approved the information collection requirements in this section under control number 2900-0554)
(Authority: 38 U.S.C. 501, 2012)