The Complete Guide to Charity Bookkeeping: What Every Nonprofit Needs to Know

Annabel Barnes • 3 September 2025

The Complete Guide to Charity Bookkeeping: What Every Nonprofit Needs to Know

Running a charity is incredibly rewarding – you're making a real difference in the world. But let's be honest, the financial side can feel overwhelming. Between restricted funds, grant reporting, and compliance requirements, charity bookkeeping has its own unique challenges that differ significantly from standard business accounting.


Don't worry, though – we've got you covered. This blog will walk you through everything you need to know about charity bookkeeping, helping you stay compliant, organised, and focused on what matters most: your mission.


Why Charity Bookkeeping is Different


Unlike businesses that focus purely on profit, charities must track how funds are used according to donor intentions and regulatory requirements. You're not just recording transactions – you're demonstrating accountability to donors, trustees, and the Charity Commission.


Key differences include:


  • Fund accounting – separating restricted and unrestricted funds
  • Purpose-driven reporting – showing how money advances your charitable objectives
  • Enhanced transparency – detailed reporting for stakeholders and regulators
  • Gift Aid claims – maximising donations through tax relief


Essential Charity Bookkeeping Principles


1. Fund Accounting Basics


Unrestricted Funds: Money you can use for any charitable purpose. This includes general donations, fundraising proceeds, and trading income.


Restricted Funds: Donations given for specific purposes. These must be used exactly as the donor intended 

Endowment Funds: Capital that must be retained, with only investment income available for charitable use.


2. The Accruals Basis


Charities with income over £250,000 must use accruals accounting, recording transactions when they occur rather than when money changes hands. This gives a more accurate picture of your financial position.


3. Charitable Expenditure Categories


Your spending needs to be categorised as:


  • Direct charitable activities – costs directly related to your mission
  • Support costs – overheads that enable charitable work
  • Governance costs – trustee meetings, audits, legal compliance
  • Fundraising costs – expenses to generate future donations


Setting Up Your Charity Bookkeeping System


Choose the Right Software


At Bluebells Bookkeeping we use Xero and QuickBooks for our clients, however Xero is definitely more suited to a charity entity. When looking for software, look out for things such as:


  • Fund accounting capabilities
  • Gift Aid tracking
  • Donor management integration
  • Charity-specific reporting templates


Chart of Accounts Structure


Set up your accounts to reflect charity-specific needs:


  • Income accounts by funding source (grants, donations, trading)
  • Expenditure accounts by charitable objective
  • Balance sheet accounts for different fund types
  • Designated accounts for specific projects or reserves


Document Everything

Create clear procedures for:


  • Recording different types of income
  • Allocating costs between funds
  • Monthly reconciliation processes
  • Year-end procedures


Managing Restricted Funds


This is where many charities struggle, but it's absolutely critical to get right.


Tracking Restrictions


For each restricted donation:

  • Record the specific purpose
  • Set up separate tracking (either separate accounts or detailed coding)
  • Monitor spending against the restriction
  • Report back to donors on fund usage


Common Mistakes to Avoid


  • Mixing funds: Never use restricted money for unrestricted purposes
  • Poor documentation: Always keep clear records of restrictions
  • Overspending: Don't spend more than you have in each fund
  • Ignoring time limits: Some grants have spending deadlines



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Gift Aid


Gift Aid can boost eligible donations by 25% at no cost to your donors. But you need proper systems in place:


Essential Records


  • Donor's full name and address
  • Date and amount of donation
  • Signed Gift Aid declaration
  • Confirmation that the donor paid enough tax


Making Claims


Submit claims to HMRC at least annually, but quarterly claims improve cash flow. Keep detailed records – HMRC can ask for evidence up to six years later.


Annual Accounts and Compliance


Thresholds Matter


Your reporting requirements depend on annual income:


  • Under £25,000: Simple receipts and payments accounts
  • £25,000-£250,000: Receipts and payments or accruals accounts
  • Over £250,000: Mandatory accruals accounts, often requiring independent examination or audit


Key Financial Statements


Statement of Financial Activities (SOFA): Shows income, expenditure, and fund movements – think of it as a charity's profit and loss account.


Balance Sheet: Your financial position at year-end, including assets, liabilities, and fund balances.


Notes to the Accounts: Detailed explanations of accounting policies, significant transactions, and additional disclosures.


Monthly Bookkeeping Best Practices


Regular Reconciliation


  • Bank accounts (including savings and petty cash)
  • Credit cards and loan accounts
  • Debtors and creditors
  • Inter-fund transfers


Monitor Key Metrics


  • Cash flow by fund type
  • Fundraising return on investment
  • Administrative cost ratios
  • Reserve levels against policy


Prepare Management Reports


Trustees need regular financial updates showing:


  • Income and expenditure vs budget
  • Fund balances and restrictions
  • Cash flow forecasts
  • Key performance indicators



At Bluebells Bookkeeping, we encourage our charity clients to have at least quarterly management accounts.


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Common Charity Bookkeeping Challenges


Challenge 1: Volunteer Expenses

Many charities struggle with volunteer expense claims. Set clear policies on what's claimable, require receipts, and process claims promptly to maintain volunteer goodwill.


Challenge 2: Event Income Allocation

Fundraising events often generate multiple income streams (ticket sales, auctions, sponsorship). Separate these clearly for accurate reporting and Gift Aid claims.


Challenge 3: In-Kind Donations

Donated goods or services can be valuable but are tricky to value and record. Develop consistent policies and document valuations carefully.


Challenge 4: Multi-Year Grants

Large grants paid in instalments need careful tracking. Record income when entitlement is established, not necessarily when cash is received.


When to Seek Bookkeeping Support


Consider professional bookkeeping support if:


  • Your income exceeds £100,000 annually
  • You manage multiple restricted funds
  • Grant reporting requirements are complex
  • Trustees lack financial expertise
  • You're spending too much time on bookkeeping instead of charitable activities


At Bluebells Bookkeeping, we understand the unique requirements that charities face and can ensure compliance while freeing you to focus on your mission.


Building Financial Resilience


Good bookkeeping isn't just about compliance – it's about building a sustainable charity that can weather challenges and maximise impact.


Develop Reserves Policy


Trustees should establish clear policies on:


  • Target reserve levels
  • Acceptable reserve ranges
  • How reserves can be used
  • Regular policy reviews


Cash Flow Management



  • Forecast income and expenditure monthly
  • Plan for seasonal variations
  • Build buffers for unexpected costs
  • Diversify income sources where possible


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Your Next Steps


Charity bookkeeping might seem daunting, but with the right systems and support, it becomes a powerful tool for demonstrating your impact and building donor confidence.

Start by:


  1. Reviewing your current system – are you capturing everything you need?
  2. Identifying gaps – where could processes be improved?
  3. Investing in training – either for your team or professional support
  4. Setting up regular reviews – monthly checks prevent year-end surprises



Remember, good financial management isn't just about compliance – it's about maximising every pound donated to create the greatest possible impact for your cause.


Need help implementing these systems or ensuring your charity's bookkeeping is compliant and efficient? At Bluebells Bookkeeping, we specialise in charity finances and understand the unique challenges you face. Get in touch to discover how professional bookkeeping support can free you to focus on what you do best – changing the world.


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