CFR > Title 22 - Foreign Relations > CHAPTER I—DEPARTMENT OF STATE > SUBCHAPTER E—VISAS (parts 40 to 47) > PART 40—REGULATIONS PERTAINING TO BOTH NONIMMIGRANTS AND IMMIGRANTS UNDER THE IMMIGRATION AND NATIONALITY ACT, AS AMENDED > SUBPART I—Ineligible for Citizenship. (§40.81 to §40.83-40.89) > 40.81—Ineligible for citizenship.