For any nonprofit organization, achieving a financial audit is a significant milestone it signifies growth, maturity, and a commitment to transparency. Yet, the prospect of undergoing this rigorous examination can feel overwhelming, especially for organizations facing their first one. Audits are not meant to be punitive; they are professional reviews designed to verify that your financial statements are accurate, complete, and compliant with Generally Accepted Accounting Principles (GAAP) and relevant regulations. A successful, smooth audit process hinges entirely on preparation. By treating preparation as a year-round discipline rather than a last-minute scramble, an organization can transform the audit from a source of stress into a tool for strengthening governance and building donor confidence.
The foundation of audit readiness lies in four strategic areas, each requiring meticulous attention to detail and a proactive approach to financial management.
Cleaning Up and Organizing Your Accounting Records
The auditor’s primary task is to trace a sample of your financial activity back to its origin. If the paperwork is disorganized, incomplete, or difficult to retrieve, the audit fieldwork slows dramatically, driving up costs and extending the duration of the engagement. Therefore, the single most critical preparatory step is establishing an immaculate financial infrastructure.
This process begins with the Chart of Accounts (COA). For nonprofits, the COA must be designed not only to track standard assets, liabilities, income, and expenses but also to properly segregate funds based on donor intent (unrestricted, temporarily restricted, and permanently restricted). Using fund accounting principles correctly is non-negotiable, as misclassification of restricted funds is one of the quickest ways to receive an audit finding. Every expense must be categorized consistently and logically, ensuring that program expenses are clearly separated from administrative and fundraising costs.
Furthermore, every single transaction recorded in your accounting software must have clear, supporting documentation. This means maintaining detailed files physical or, ideally, digital for invoices, receipts, cancelled checks, grant agreements, major donor letters, and payroll records. A robust digital filing system, often organized by account code, date, or vendor, prevents the last-minute panic of searching for a document. This is particularly vital for organizations that are rapidly growing or relying on part-time financial staff.
The most critical maintenance task, often overlooked until year-end, is account reconciliation. Auditors will not begin fieldwork until every bank account, credit card account, and balance sheet account has been fully reconciled through the audit period cut-off date. This includes reconciling investment accounts, loans, accounts receivable (A/R), and accounts payable (A/P). An unreconciled account indicates a potential blind spot in the financial data and forces the auditor to spend time investigating variances, significantly increasing the cost and timeline of the engagement. By performing monthly reconciliations, organizations can catch and correct errors immediately, ensuring a clean ledger when the auditors arrive. For many smaller, volunteer-led nonprofits, relying on external expertise is the only way to maintain this necessary level of financial rigor. A dedicated firm specializing in these operational tasks, known for Nonprofit Accountant Services, can implement cloud-based systems and daily reconciliation routines that keep the books perpetually ready for external review.
Reviewing and Strengthening Internal Controls
Internal controls are the policies and procedures established by an organization to protect its assets, ensure the accuracy of its financial records, and prevent fraud, waste, and misuse. Even the smallest nonprofit requires strong internal controls, and auditors will meticulously test them. Strong controls not only reassure the auditor but are a fundamental requirement for securing grant funding and maintaining public trust.
The key concept in internal controls is Segregation of Duties (SoD). In an ideal scenario, no single person should have control over an entire financial transaction from start to finish. This separation provides checks and balances. For example:
- The person who prepares checks should not be the person who signs them.
- The person who receives cash donations should not be the person who reconciles the bank account.
- The person who approves vendor invoices should not be the person who enters them into the accounting system.
While SoD can be challenging for organizations with minimal staff, creative solutions exist. A board member, for instance, can be tasked with reviewing and signing off on monthly bank statements and reconciliations, acting as an independent oversight mechanism. Expense approvals should always require a second signature, especially above a certain dollar threshold.
Beyond transaction flow, controls should be documented for all critical financial processes, including:
- Cash Handling: Detailed procedures for counting and depositing cash donations.
- Expense Approval: Written policies on who can approve which types of expenses.
- Payroll: Controls ensuring accurate timekeeping and approval of salary changes.
- Technology Access: Limiting access to accounting software and bank portals based on job role.
Documenting these controls in a formal policy manual and ensuring all staff and board members are trained on them demonstrates to the auditor that governance is a priority.
Understanding and Adhering to Grant Requirements and Restrictions
A significant portion of nonprofit funding comes from grants and restricted donations, and these funds come with specific rules, timelines, and reporting obligations. An audit is specifically designed to confirm that these funds were used exactly as the donor or granting agency intended. Failure to comply can lead to required repayment, damage to reputation, and the inability to secure future funding.
Before the audit begins, the finance team must gather all active grant agreements and perform a deep, critical review of the financial terms. Key questions to answer include:
- Did the grant specify a timeframe for spending the money?
- Are there restrictions on allowable costs (e.g., prohibiting funds from being spent on administrative overhead)?
- What reporting documents and metrics are required by the grantor?
Nonprofits must have an accounting system capable of tracking expenses against specific grants. This is often achieved through class or project tracking functionality within the accounting software. For instance, if a grant is for a specific educational program, every expense related to that program from salaries to materials must be “tagged” to that grant’s specific class code. This allows the organization to generate a report showing that the total expenditures match the amount specified in the grant agreement, satisfying the auditor’s review of compliance.
This preparation also involves the proper management of net assets with donor restrictions and net assets without donor restrictions. If a donor gives money to be used only for a building fund, the bookkeeping system must clearly reflect that the funds are restricted until the building is purchased, at which point the assets are “released” from restriction and reflected as an expense. Any confusion or inaccuracy in this area is a red flag for an auditor. Organizations must not wait until year-end to clarify ambiguous grant terms. If a clause is unclear, the organization should reach out to the funder immediately to get the terms clarified and documented in writing, preventing later audit complications. Furthermore, while many standard CPAs can handle small business compliance, the complexity of nonprofit tax forms often requires specialized knowledge. When tackling the Form 990, especially concerning unrelated business income or complex public support tests, consulting with an Irs Tax Specialist who is deeply familiar with 501(c)(3) regulations ensures that the annual tax filing is perfectly aligned with the financial data being audited.
Communicating Early and Often with Your Auditors
The relationship between the nonprofit and the audit firm should be collaborative, not adversarial. Auditors appreciate transparency, preparation, and clear communication. Once the audit is scheduled, the process begins with the Prepared By Client (PBC) list.
This list is the auditor’s comprehensive request for documents, schedules, and reports needed to perform their fieldwork. It is a critical roadmap. The nonprofit team should immediately review this list and begin gathering documents. If an item on the PBC list is confusing perhaps a request for a specialized report the accounting software cannot easily generate the designated point of contact must immediately ask the auditor for clarification. Auditors prefer spending a small amount of time coaching a client on how to pull a report than arriving on site only to find essential documents missing.
Designating a single, highly organized point of contact is vital for an efficient audit. This person often the Controller or Executive Director manages all communication, coordinates document requests across various departments (e.g., finance, HR, program staff), and serves as the primary liaison. This prevents the audit team from sending duplicate requests and avoids confusion over which documents have already been submitted. A detailed tracking sheet should be used to log every request, the status of the item, and the date it was delivered to the auditor.
Finally, while having internal staff manage the daily books is essential, the strategic interpretation of financial data and long-term planning often requires external expertise. Before an audit commences, bringing in a highly qualified Small Business CPA to review the final year-end closing entries, assess the classification of complex transactions (like in-kind donations or endowments), and confirm the presentation of the financial statements, including the Statement of Functional Expenses, can save countless hours during the actual audit. This pre-audit review acts as a dry run, catching any material errors before the external auditors do, guaranteeing the smoothest possible transition through the final stages of the process.
By diligently implementing these four preparation strategies maintaining pristine records, establishing robust internal controls, rigorously managing restricted funds, and maintaining open, proactive communication with the audit team a nonprofit can ensure its first financial audit is not just compliant, but a positive, confidence-building exercise that strengthens the organization for years to come.
Author
Michael Verderosa
Michael Verderosa CPA, P.C. is a trusted certified public accountant based in New York City since 2011. He provide comprehensive services including tax preparation, bookkeeping, payroll, financial statement preparation, and advisory solutions for individuals and businesses.

