绿卡/公民申请欺诈和被拒绝都可能被告上移民法庭. 发I-862 意味遣返诉讼开始:
https://www.uscis.gov/news/news-releases/uscis-updates-notice-appear-policy-guidance-support-dhs-enforcement-priorities
https://www.uscis.gov/sites/default/files/USCIS/Laws/Memoranda/2018/2018-06-28-PM-602-0050.1-Guidance-for-Referral-of-Cases-and-Issuance-of-NTA.pdf