(a) The Secretary may approve a project period of up to 60 months to perform the substantive work of a grant.

(b) The Secretary may approve a data collection period for a grant for a period of up to 72 months after the end of the project period and provide funding for the data collection period for the sole purpose of collecting, analyzing, and reporting performance measurement data regarding the project. The Secretary may inform applicants of the Secretary's intent to approve data collection periods in the application notice published for a competition or may decide to fund data collection periods after grantees have started their project periods.