In order to step up and stop H1-B visa fraud and misuse, CIO is reporting in this post that USCIS is doing surprise audits.
USCIS will ask Couple of checklist questions about the sponsored H1-B visa employee and the manager (employer) has to answer those USCIS posed questions. All this sudden surprise visits is to avoid current 21% of H1-B visa petitions violating on H1-B program rules.
One good news of the whole article is that like DOL “the USCIS has no statutory or regulatory authority to enter the workplace of H-1B and L-1 visa holders. And investigators do not arrive with search warrants or subpoenas”