Period of performance
Period of performance means the time during which the non-Federal entity may incur new obligations to carry out the work authorized under the Federal award. The Federal awarding agency or pass-through entity must include start and end dates of the period of performance in the Federal award (see 75.210(5) and 75.352(a)(1)(v)).
45 CFR § 75.2
These are the definitions for terms used in this part. Different definitions may be found in Federal statutes or regulations that apply more specifically to particular program or activities. These definitions could be supplemented by additional instructional information provided in in governmentwide standard information collections.