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How to determine if you file taxes on a cash basis or accrual basis

Find whether last year's business tax return was filed on cash or accrual, so you pick the same accounting method in Finaloop Core.

Written by Emily Burrows

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In this article, we'll help you identify which method of accounting you use in your tax return.

If you've already filed a tax return in the past: you already chose cash or accrual on your past tax return. In this article, we'll show you exactly where you can find this info.

If it's your first year in business and you haven't yet filed a tax return: skip to "Deeper dive into the two methods" below to read about the pros and cons of each and choose the best option for your brand.

Cash or accrual accounting? This is a conundrum that has plagued business owners since the dawn of time (or at least since the early 1900s when accrual became a thing).

How do I know which one I use? What are the real differences between the two? Which one makes more sense for my business? All good questions. Lucky for you, we have the answers.


How do you know which one you use for your business?

You can find this information on your tax return. Find your entity type below with the exact instructions on where to look. The locations below are the same on the 2025 forms. If you're looking for more details on understanding the differences between the two methods, just scroll down.

Form 1120 (U.S. Corporation Income Tax Return)

Page 4, Schedule K, Question 1 (Check accounting method)

Form 1120, page 4, Schedule K line 1, Check accounting method, with Cash, Accrual and Other boxes.

Form 1120-S (U.S. Income Tax Return for an S Corporation)

Page 2, Schedule B, Question 1 (Check accounting method)

Form 1120-S, page 2, Schedule B line 1, Check accounting method, with Cash, Accrual and Other boxes.

Form 1065 (U.S. Return of Partnership Income)

Page 1, Question H (Check accounting method)

Form 1065, page 1, item H, Check accounting method, with Cash, Accrual and Other boxes.

Schedule C (Profit or Loss From Business, filed with your personal tax return)

Page 1, Question F (Accounting method)

Schedule C (Form 1040), page 1, line F, Accounting method, with Cash, Accrual and Other boxes.

Deeper dive into the two methods

What is the difference between cash and accrual methods of accounting?

It all comes down to timing.

  • Cash basis accounting: you recognize income when the cash is received and not when earned, and you recognize expenses when the business pays, not when incurred.

  • Accrual basis accounting: you recognize income when earned and you recognize expenses when incurred.

Essentially, one of the main differences between the two is whether you recognize accounts receivable (sales you made or invoices you sent out but for which you still haven't received the payment) or accounts payable (bills you received from vendors but still haven't paid).

For example:

You sell a product through a wholesale channel on Feb 1 and receive the payment on March 1. You receive a vendor invoice on April 1 and pay the vendor on May 1.

Cash

Accrual

Income recognition

March 1

Feb 1

Expense recognition

May 1

April 1

Which one makes the most sense for your business?

The real answer is, it depends. There are pluses and minuses to both:

  • Cash

  • Pros: Simple to maintain, helps you track cash flow

  • Cons: Doesn't give you visibility into the real financial health of your business

  • Accrual

  • Pros: Gives you better visibility into the real financial health of your business

  • Cons: More complex to maintain, no real cash flow management

The good news is, once a C corporation (or a partnership with a C corporation partner) has average annual gross receipts over the previous 3 tax years of more than $31 million (for tax years beginning in 2025; $32 million for 2026, adjusted for inflation each year), the IRS takes this decision out of your hands and requires you to use accrual. Well, ok maybe it's not quite good news but at least you no longer have to decide. Right?

Note: If you sell products and keep inventory, the IRS generally requires the accrual method for your purchases and sales once your average annual gross receipts are above the same limit, whatever your entity type. Ask your tax preparer which rules apply to you.


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