45 CFR 2521.40 - What are the matching requirements?
If you are subject to matching requirements under § 2521.35, you must adhere to the following:
(a) Basic match: At a minimum, you must meet the basic match requirements as articulated in § 2521.45.
(b) Regulatory match: In addition to the basic requirements under paragraph (a) of this section, you must provide an overall level of matching funds according to the schedule in § 2521.60(a), or § 2521.60(b) if applicable.
(c) Budgeted match: To the extent that the match in your approved budget exceeds your required match levels under paragraph (a) or (b) of this section, any failure to provide the amount above your regulatory match but below your budgeted match will be considered as a measure of past performance in subsequent grant competitions.