guidance as may be necessary to determine the length of employment and hours of service of an individual, including rules for the application of this paragraph to individuals who are not compensated on an hourly basis. (2) Additional information (A) In general No credit shall be allowed under subsection (a) for any taxable year unless the individual includes the following information on the return of tax for such taxable year (or through the program established under section 2(b) of the Support Working Families Act ): (i) An attestation from the individual that such individual— (I) if the individual has an employer, has provided such employer with written notice of the individual's intention to take parental leave, (II) has satisfied the requirements under clauses (ii) and (iii) of paragraph (1)(A), (III) will be taking leave from employment for each week of parental leave taken during the benefit period, and (IV) intends to maintain the same principal place of abode as the child for more than ½ of the 12-month period following the date of the birth or adoption of the child. (ii) Any information, as determined necessary by the Secretary, regarding any paid parental or medical leave benefits described in subsection (a)(2)(B)(i)(II) which are provided to the individual. (iii) The name of the child of the individual and the date of the birth or adoption of the child. (iv) Subject to subparagraph (B), the weeks of parental leave taken during the benefit period. (v) The social security number of the individual. (vi) Subject to subparagraph (C), the social security number of the child. (vii) Subject to subparagraph (D), a copy of the birth certificate or other documentation demonstrating that the individual is the parent or legal guardian of the child. (B) Weeks of parental leave For purposes of the credit allowed under subsection (a)— (i) any weeks of parental leave taken during the benefit period for which such credit is being claimed shall be a full workweek, and (ii) the total number of weeks of parental leave