More information is needed. Was your husband granted asylum from the U. S.? If not, then this is not an issue, but you may have to start the visa petition process, again, and possibly seek a new petitioner and priority date. Good luck.
This is general information, not legal advice, and does not create an attorney client relationship.
If you took no part in your cousin doing, you will not be responsible. No one will hold you responsible for seeking refugee status in Canada and no, you cannot rely on erroneously approved I-130 to seek permanent resident status. Maybe you should consider NZ for a new move.
NYC EXPERIENCED IMMIGRATION ATTORNEYS www.myattorneyusa.com; email: email@example.com; Phone: (866) 456-8654; Fax: 212-964-0440; Cell: 212-202-0325. The information contained in this answer is provided for informational purposes only, and should not be construed as legal advice on any subject matter.
It depends. Whether or not you had knowledge of your cousin's fraud is a factual determination.
(213) 394-4554 x0 Mr. Shusterman is a former INS Trial Attorney (1976-82) with over 35 years of immigration experience. His response to your question is general in nature, as not all the facts are known to him. You should retain an attorney experienced in immigration law to review all the facts in your case in order to receive advice specific to your case. Mr. Shusterman's statement above does not create an attorney/client relationship.