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Decision guide · for nonprofit founders
Funding appeared, but it's for something outside your mission
Updated September 2026
A funder likes you. The money is real. The work it pays for is not quite your work. This is the most dangerous moment a small nonprofit faces, precisely because it feels like winning.
Off-mission money is not free money; it buys your organization's time and points it somewhere else. There are three honest ways to say no that keep the funder, one narrow case where yes is right, and a middle path, redirecting the conversation, that founders forget exists.
First, price the yes honestly
The delivery cost
Someone runs the funded work. In a small org that someone already has a job, so the real price is paid by your existing programs in hours nobody budgeted.
The accountability tail
Grants carry reporting for their whole life. You will be writing reports about work you never chose, in years when you would rather be writing about work you did.
The identity cost
Funders, boards and communities learn what you are from what you do. Do the off-mission thing well and you will be offered more of it. Success at the wrong thing compounds.
The decision tree
Is it actually off-mission, or just off-habit?
Run the mission fit test first. Some offers are within the mission and outside your comfort. Those are different, and sometimes they are growth.
Can the conversation be redirected?
The forgotten move. A funder offering you off-mission money has already decided they trust you. Say so: "That program is not ours, but here is the work we do that touches the same need, and here is what it costs." Funders redirect more often than founders expect, because trust, not the program, was the point.
If not, which honest no?
The referral no: "We are not the right home, but this organization is," which costs you nothing and builds two relationships. The not-yet no: "Outside what we can do well today; ask us again when X." The plain no with the mission sentence attached, which funders respect more than a strained yes they will watch underperform.
The narrow case for yes
Yes can be right when ALL of these hold: the work is adjacent enough that question 1 of the fit test passes, the money covers its true cost including the admin tail, it funds capacity your mission work also uses, and your board says yes in a recorded vote, because a decision this shaped should never live with one person.
The legal question nobody asks first
Everything above is strategy. This part is not. Your exemption rests on the purposes you described to the IRS, and activity that does not further those purposes can put it at risk if it becomes more than insubstantial. Separately, if the funded work is a trade or business carried on regularly and not substantially related to your exempt purposes, the income may be unrelated business income, taxable and reported on Form 990-T. And a significant new activity gets disclosed on Form 990, Part III. None of that makes the answer no. It does mean that on anything sizeable the board vote is not the last box to tick, a conversation with your CPA or attorney is.
The worksheet
1. What they are actually funding, in their words: ___
2. Our mission sentence: ___
3. The one-sentence line between the two is: ___ (cannot write it = off-mission)
4. Hours per month it would really take, and whose: ___
5. What we would ask them to fund instead: ___
6. If no: referral / not-yet / plain no, and the sentence we will send: ___
What this protects
Ten years of small yeses to off-mission money is how an organization wakes up running someone else's mission with its own name on the door. Every no documented with a reason is a plank in the identity that makes funders seek you out for the right things. The organizations with the least funding anxiety are not the ones that said yes most; they are the ones whose funders know exactly what they fund.
This is general information, not legal or tax advice. Board rules vary by state, and so does what your bylaws can say. Tax questions turn on your own facts. Read your bylaws and your state's nonprofit act, and ask an attorney or CPA before you rely on any of it.
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Sources: Judgment framework; no external statistics cited. The exemption and unrelated business income points draw on the IRS pages for exempt purposes under section 501(c)(3) and unrelated business income tax, read 1 September 2026.