residence beginning not earlier than 18 months after receiving CRW status, except that the time period may be include any time spent in temporary status. (2) Waivers of inadmissibility Notwithstanding any other provision of law and for purposes of this section, the Secretary of Homeland Security or the Attorney General may waive the operation of any one or more grounds of inadmissibility set forth in section 212 of the Immigration and Nationality Act for humanitarian purposes, to assure family unity, or when it is otherwise in the public interest. (3) Waivers of deportability Notwithstanding any other provision of law and for purposes of this section, the Secretary of Homeland Security or the Attorney General may waive the operation of any one or more grounds of removal set forth in section 237 of the Immigration and Nationality Act for humanitarian purposes, to assure family unity, or when it is otherwise in the public interest. (d) Naturalization (1) In general A person who is a lawful permanent resident may file an application for naturalization under this subsection. (2) Exceptions to general rules of naturalization Such person shall comply in all other respects with the requirements of title III of the Immigration and Nationality Act, except that such person may be naturalized not earlier than 3 years after the date that person becomes a lawful permanent resident, or 2 years in the case of such a person who is married to a United States national. (e) Work protection Any employer who provides certification under subsection (b)(3)(B) may not be held criminally or civilly liable under any provision of Federal law or State law for any unlawful employment of the person whose employment is so certified. (f) Removal of citizenship requirement for certain employment Nothing in section 303 or section 622 of the Robert T. Stafford Disaster Relief and Emergency Assistance Act may be construed to authorize any prohibition on employment of any person who is otherwise authorized for employment in the United States. (g)