(a) General. Upon receipt and initial review of the Highway Safety Plan, NHTSA may request additional information from a State to ensure compliance with the requirements of this part. Failure to respond promptly to a request for additional information concerning the Section 402 grant application may result in delayed approval and funding of a State's Section 402 grant. Failure to respond promptly to a request for additional information concerning any of the Section 405 grant applications may result in a State's disqualification from consideration for a Section 405 grant.

(b) Approval and disapproval of Highway Safety Plan. Within 60 days after receipt of the Highway Safety Plan under this subpart—

(1) For Section 402 grants, the Approving Official shall issue—

(i) A letter of approval with conditions, if any, to the Governor and the Governor's Representative for Highway Safety; or

(ii)

(A) A letter of disapproval to the Governor and the Governor's Representative for Highway Safety informing the State of the reasons for disapproval and requiring resubmission of the Highway Safety Plan with proposed modifications necessary for approval; and

(B) A letter of approval or disapproval upon resubmission of the Highway Safety Plan within 30 days after NHTSA receives the revised Highway Safety Plan.

(2) For Section 405 grants—

(i) The NHTSA Administrator shall notify States in writing of Section 405 grant awards and specify any conditions or limitations imposed by law on the use of funds; or

(ii) The Approving Official shall notify States in writing if a State's application does not meet the qualification requirements for any of the Section 405 grants.