Tax Records Checklist: What to Keep and for How Long

Tax records are not paperwork for its own sake. They are the evidence behind every figure on a return, and they decide whether a deduction survives a question. Good records also make filing faster and reveal costs you might otherwise forget.

The core documents

Most households need a small set: income statements, end-of-year tax forms, bank and investment statements, mortgage interest, pension contributions, and receipts for anything claimed as a deduction. A freelancer or business owner needs more, including sales records, supplier invoices, mileage logs, and proof of business expenses.

• Income: payslips, platform statements, invoices issued, bank interest.
• Deductions: receipts, invoices, donation records, professional fees.
• Assets: purchase and sale documents for property and investments.
• Business: expense receipts, mileage logs, home office costs, contracts.
• Filings: copies of submitted returns and correspondence with the tax office.

Separate personal and business spending

A dedicated account or card for business income and expenses removes most of the guesswork. If an expense is mixed, note the business share at the time, not a year later. A photographed receipt with a one-line note is enough for most small claims.

For mileage, record the date, destination, purpose, and distance at the time of the trip. Reconstructing a year of journeys from memory produces numbers that cannot be defended.

Store records digitally, with a backup

Scan or photograph paper receipts and name the files by date and supplier. Keep a monthly folder and a second copy in cloud storage or an external drive. Digital records are easier to search, and they survive a move or a flood better than a shoebox. Name files in a way you will still understand in three years, because a folder of images called scan001 is almost as hard to use as the paper pile.

Do not rely on a single folder on one device. A simple structure, such as year, month, and expense type, is enough; the best system is the one you actually use.

How long to keep them

Retention periods vary by country and by the type of record. In the United States, the IRS generally suggests keeping records that support a return for at least three years after filing, and longer for property, investments, and certain claims. Other jurisdictions have their own rules.

Keep property purchase and improvement records for as long as you own the asset, plus the required period after sale. Keep copies of filed returns indefinitely if they are easy to store; they are the fastest way to answer a question about a past year.

Review once a year, not in a panic

Set a date each month to file receipts and reconcile the business account. Fifteen minutes a month beats a weekend of reconstruction. Before filing, check that every claimed amount has a document behind it.

Insurance records belong in the same system; our guide to the insurance you actually need explains which policies are worth keeping.

The IRS recordkeeping guidance lists the supporting documents and retention rules in more detail.