TLDR
A no-cost extension gives a grant recipient more time to complete approved work, but it does not add money or retroactively authorize unapproved spending.
A no-cost extension gives you time. That is all it does. The award amount stays the same, the compliance obligations stay the same, and the work still has to get done. What changes is when the authorized period ends — and that change propagates through every deadline that is keyed to the end date.
How it works
The standard framework under 2 CFR 200.308(d) requires prior approval from the federal awarding agency for most changes to a grant award, including extending the period of performance. An NCE is one type of modification that requires this approval.
The practical process for most federal grants:
Identify the need early. The best time to recognize that an extension will be necessary is 60–90 days before the grant period ends — not 10 days. At 90 days, there is still time to submit a well-prepared request, go through the review process, and receive approval before the end date. At 10 days, the review timeline may be longer than the remaining grant period.
Contact the program officer informally. Before submitting a formal request, a brief conversation with the program officer helps in two ways: it signals your awareness of the approaching deadline, and it surfaces any agency-specific preferences about justification format or supporting materials. Program officers who have seen hundreds of NCE requests have preferences about what they want in the justification. A five-minute phone call is worth the preparation time.
Submit the formal request. The written NCE request covers: the reason the work is not complete, the specific activities remaining, the funds remaining and how they will be spent during the extension, and the requested extension period with justification for why it is sufficient. Submit through the channel specified in the award terms or program-specific guidance.
Do not spend after the end date. This is the critical point. Costs incurred after the authorized end date — even after an NCE request has been submitted and is under review — are unallowable unless and until the extension is approved. The extension does not retroactively authorize spending. If the extension is approved, the new end date applies from the date of approval, not from the original end date.
When to use an NCE vs. carryover
These are different mechanisms for different situations.
An NCE is for single-year grants or the final year of a multi-year award where the period of performance end date itself needs to move. You need more time — the calendar needs to extend.
Carryover is for multi-year awards where you have unspent funds at the end of one budget period that you want to use in the next. The end date does not change — only the distribution of funds across budget periods changes.
If you are in the final year of a multi-year award and have both unspent funds and insufficient time, you may need both: an NCE to move the end date and carryover authority to use the unspent year-end balance in the extended period.
Expanded authorities
Some federal agencies grant expanded authorities to grantees — most notably NIH for research grants and NSF for research and education awards. Under expanded authorities, grantees can request NCEs (within defined limits, typically one NCE of up to 12 months) without prior approval from the program officer. The request goes through the agency’s electronic grants management system, and the approval is administrative rather than discretionary.
Even with expanded authorities, the request must be submitted before the end date, and the same substantive requirements apply: remaining funds must support the extension, and the extension must be necessary to complete the funded work.
Download the No-Cost Extension Request Template for a fill-in template covering the justification, spend-down projection, and submission checklist organized by federal agency type.
Free resource
Get the No-Cost Extension Request Template
A fill-in template for writing a no-cost extension request, including justification section, spend-down projection, work plan for the extension period, and submission checklist by agency type. Delivered by email.
Q&A
Does an NCE provide additional funds?
No. A no-cost extension extends the time authorized for spending, not the amount authorized. The same award amount must be spent over a longer period. If you need additional funds to complete the work, that requires a budget supplement request — a different process with much lower approval odds than an NCE.
Q&A
How far in advance should I request an NCE?
For federal grants, most agencies require the request at least 30 calendar days before the period of performance end date; many prefer 60 days. Some agencies' processing timelines mean that a request submitted 10 days before the end date may not be approved before the grant expires. Earlier is always better — submit as soon as you identify the need, not at the last possible moment.
Q&A
What justification is needed for an NCE request?
The request should explain why the work is not complete, what specific activities remain, what funds remain to support the extended period, and why the proposed extension length is sufficient to complete the remaining work. Strong justifications cite external factors — staffing challenges, facility issues, external delays beyond the organization's control — combined with a specific description of the remaining deliverables and a realistic spend-down projection.
Q&A
Why are NCE requests denied?
Common reasons for denial: insufficient funds remain to support the extended period, the work is so far behind that an extension would not result in completion, the justification is vague or does not cite credible external factors, the request was submitted too close to the end date for processing, or the award terms prohibit NCEs or have been exhausted. Program officers also consider the organization's history — a pattern of late implementation across multiple awards may affect review of NCE requests.