Fund accounting is a bookkeeping method that tracks money based on how it can be spent rather than just where it came from. Instead of one general pool of cash, nonprofits maintain separate “funds” for different purposes, restrictions, or programs.

This matters because nonprofit money often comes with strings attached. A donor gives $10,000 specifically for your youth program. A grant covers only staff salaries for a specific project. A capital campaign raises money for a new building. Fund accounting keeps these separate so you can prove you spent restricted money the way you promised.

Most nonprofits work with three main categories of funds. Unrestricted funds can be used for any legitimate organizational expense. This is your general operating money from membership dues, unrestricted donations, and earned revenue. Temporarily restricted funds must be used for a specific purpose or within a specific timeframe, like a grant for a particular program. Permanently restricted funds have restrictions that never expire, with endowments being the most common example.

In practice, your bookkeeping system needs to track every transaction against the right fund. When you pay rent, you might split it across programs based on how much space each uses. When staff work on grant-funded activities, their wages get allocated to that fund. A San Diego bookkeeping service experienced with nonprofits understands these allocation requirements and can ensure expenses are recorded correctly.

This differs from standard business accounting where profit is the goal and money is fungible. Nonprofits don’t have owners seeking returns. They have donors, grantors, and communities who need to know their contributions went where intended. Fund accounting creates that accountability.

Your Form 990 requires this breakdown, and most grantors want fund-specific reporting when you submit grant reports. Getting fund accounting wrong can mean returning grant money, losing future funding, or facing difficult questions from your board and auditors.

If your books don’t currently track funds separately, you’re likely missing information you need for compliance and donor relations. Nonprofit bookkeeping requires a chart of accounts structured for fund tracking and someone who understands how restricted gifts and grants flow through your financial statements.