; and (5) determines whether the individual has presented a social security account number that is not valid for employment. (b) Prohibition The System shall not disclose or release social security information to employers through the confirmation system (other than such confirmation or nonconfirmation, information provided by the employer to the System, or the reason for the issuance of a further action notice). . 6. Improved prohibition on discrimination based on national origin or citizenship status (a) In general Section 274B(a) of the Immigration and Nationality Act ( 8 U.S.C. 1324b(a) ) is amended to read as follows: (a) Prohibition on discrimination based on national origin or citizenship status (1) Prohibition on discrimination generally It is an unfair immigration-related employment practice for a person, other entity, or employment agency, to discriminate against any individual (other than an unauthorized alien defined in section 274A(b)) because of such individual’s national origin or citizenship status, with respect to the following: (A) The hiring of the individual for employment. (B) The verification of the individual’s eligibility to work in the United States. (C) The discharging of the individual from employment. (2) Exceptions Paragraph (1) shall not apply to the following: (A) A person, other entity, or employer that employs 3 or fewer employees, except for an employment agency. (B) A person’s or entity’s discrimination because of an individual’s national origin if the discrimination with respect to that employer, person, or entity and that individual is covered under section 703 of the Civil Rights Act of 1964 ( 42 U.S.C. 2000e–2 ), unless the discrimination is related to an individual’s verification of employment authorization. (C) Discrimination because of citizenship status which— (i) is otherwise required in order to comply with a provision of Federal, State, or local law related to law enforcement; (ii) is required by Federal Government contract