34 CFR §222.34

1. (a)
   1. (1)The applicant may, but is not required to, make a second count of membership.
   2. (2)If the applicant chooses to make a second count of membership, the applicant must select a day after January 31, but no later than May 14, as the survey date for making the second membership count, and make that count in accordance with § 222.33(b).
   3. (3)The applicant must use the same survey date for the second membership count for all schools in the LEA.
2. (b)The applicant may use the information obtained from a second membership count to amend its application for assistance as described in § 222.5(b).