The USCIS will generally NOT make a decision to revoke - they have already approved the petition, and are rarely given anything beyond the "Not a Valid Relationship", as determined by the VO. The VO will pretty much stick to his guns there, and cannot be over-ruled. This does NOT meet "heavy burden a consular officer must meet before he or she can recommend an DHS-approved petition be revoked". So, they have been known to simply let the petition expire, or disappear with no action taken. Read Denials Of Family-Based Immigrant Visas At Consulates And DHS Petition Revocations. If it is "returned to USCIS for review with the recommendation that it be revoked because it¡¯s the officer¡¯s view that a reasonable person would believe the relationship exists solely or primarily to convey an immigration benefit", then you are facing administrative review. You will be notified of this and given 30 days notice to be able to defend yourself against the VO's assertions before a finding is entered against either her or you. From the DOS "Guidance on Petition Revocations" The VO rarely makes any claim beyond "Not a Valid Relationship", creating a stalemate which sometimes is resolved by the petioner (you) filing another petition.