To record rent expense in accounting, debit Rent Expense and credit Cash on the date payment leaves your account, or credit Prepaid Rent or Accrued Rent Payable when the payment and the occupancy month don’t line up. The exact entries depend on three things: whether you use cash or accrual accounting, whether the lease runs longer than 12 months (which triggers ASC 842), and whether the payment is really rent at all or something else dressed up as rent, like a security deposit or a late fee.
Before writing any entry, pull the lease, the current invoice, and proof of payment. The lease tells you the base rent, the due date, any escalation, and what portion of the payment covers variable charges like common area maintenance. Confirm your chart of accounts has a dedicated Rent Expense account under operating expenses, plus separate accounts for Prepaid Rent, Security Deposit, and CAM if any of those apply. Lumping them together will cost you at reconciliation and tax time. The IRS also requires documentary evidence to substantiate the deduction.1Internal Revenue Service. Tips on Rental Real Estate Income, Deductions and Recordkeeping
Cash Basis Entry
Under the cash method, you record rent on the date the money actually moves. No payment, no entry.
- Debit Rent Expense (increases the expense on your income statement)
- Credit Cash (decreases your bank balance)
Pay $2,500 for January rent on January 5, and you book the entry on January 5. Mail a check on December 28 that clears on January 3, and the expense hits January. Cash basis gives you a live view of cash flow but can misrepresent profitability when a payment falls in a different month than the occupancy.
Sole proprietors and single-member LLCs report the deduction on Schedule C, Line 20b, under “Rent or lease — Other business property.”2Internal Revenue Service. 2025 Instructions for Schedule C (Form 1040)
Accrual Entries: Match Rent to the Month You Occupy the Space
Accrual accounting ties the expense to the period you use the space, regardless of when you pay. That takes more entries but keeps the income statement honest.
Rent Paid in Advance
Pay next month’s rent before the month starts, and the payment first lands on the balance sheet as an asset. Say you pay $3,000 on December 25 for January’s rent:
- December 25 (payment): Debit Prepaid Rent $3,000, Credit Cash $3,000
- January 31 (adjusting entry): Debit Rent Expense $3,000, Credit Prepaid Rent $3,000
The first entry parks the cost as a prepaid asset. The month-end adjustment moves it to the income statement. Skip the adjusting entry and January’s expenses are understated while the balance sheet still carries a stale asset.
Rent Paid on the Due Date or in Arrears
If your lease calls for payment on the first of the month for that same month, debit Rent Expense and credit Cash for the full amount on January 1. No prepaid asset is involved because the payment and the occupancy period align.
If the month closes and you still owe the rent, record an accrued liability: debit Rent Expense and credit Accrued Rent Payable. When you pay, reverse the liability by debiting Accrued Rent Payable and crediting Cash.
Accrual taxpayers face a stricter deduction rule on prepaid rent: only the portion applicable to the current tax year is deductible. Prepay $18,000 for three years at $6,000 per year, and you deduct $6,000 each year.3Internal Revenue Service. Publication 535 – Business Expenses
Security Deposits Are Not Rent Expense
This is where a lot of bookkeepers slip. A refundable security deposit is an asset. It doesn’t touch the income statement when you pay it and doesn’t reduce profit. On payment:
- Debit Security Deposit (a current asset if the lease is under a year, long-term otherwise)
- Credit Cash
If the landlord later applies the deposit to your final month’s rent, reclassify it: debit Rent Expense, credit Security Deposit. If the deposit is forfeited for damages, it becomes an expense only when you know you won’t get it back.
For tax, a refundable deposit generally is not deductible in the year you pay it because you still have a right to the money back. The deduction arises when the deposit is applied to rent or permanently forfeited.3Internal Revenue Service. Publication 535 – Business Expenses
Late Fees and CAM Charges
Keep these out of the Rent Expense account.
For a late payment penalty, debit a separate Late Fees Expense (or Penalties Expense) account and credit Cash or Accounts Payable. Mixing late fees into rent expense hides how much you’re paying for space versus how much you’re paying for missed deadlines.
For common area maintenance, property tax pass-throughs, and insurance reimbursements, debit CAM Expense (or a sub-account under occupancy costs) and credit Cash or Accounts Payable when the invoice arrives. Under ASC 842, variable payments tied to actual costs or usage are not included in the lease liability calculation; they are expensed in the period the obligation arises. Keeping CAM separate from base rent also makes unexpected increases easier to spot.
Leases Longer Than 12 Months: ASC 842
If your business follows U.S. GAAP and signs a lease longer than 12 months, ASC 842 requires both an asset and a liability on the balance sheet, even for an ordinary office lease.
The Commencement Entry
At the lease start date, calculate the present value of all future lease payments and record:
- Debit Right-of-Use (ROU) Asset (your right to occupy the space over the term)
- Credit Lease Liability (present value of future payments)
The ROU asset starts equal to the lease liability, then adjusts for payments made before the start date, incentives received from the landlord, and initial direct costs such as broker commissions. Legal fees to negotiate the lease do not qualify as initial direct costs under ASC 842 because they would have been incurred whether or not the lease closed.
Operating Lease vs. Finance Lease
The ongoing entries diverge by lease type.
An operating lease (typical for office and retail space) produces a single straight-line lease expense each period. The monthly entry debits Lease Expense and credits both Lease Liability (for the principal portion) and ROU Asset (for the plug that keeps expense straight-line). One line on the income statement.
A finance lease (used when the lease effectively transfers ownership or includes a bargain purchase option) produces two charges: interest expense on the liability and amortization on the ROU asset. Costs are front-loaded because interest is highest when the liability balance is largest.
Free Months
A landlord’s rent-free period is part of the lease term. Total lease cost across the full term (free months included) is recognized straight-line. A 24-month lease at $5,000 per month with two months free totals $110,000, spread evenly at roughly $4,583 per month rather than two zero months followed by 22 months at $5,000.
The Short-Term Exemption
Leases of 12 months or less at commencement, with no purchase option the tenant is reasonably certain to exercise, qualify for a practical expedient. Elect the exemption as an accounting policy and you skip the ROU asset and lease liability entirely, recording rent expense the ordinary way. Most month-to-month arrangements land here. If a lease later extends past 12 months, the exemption no longer applies and you recognize the asset and liability at that point.
Leasehold Improvements Are Separate
Costs to build out or permanently improve rented space are not rent expense. Capitalize them as a separate asset and depreciate over the shorter of their useful life or the remaining lease term. For tax, interior improvements to nonresidential buildings that don’t enlarge the building, install elevators, or modify the structural framework are qualified improvement property, depreciated over 15 years under the general depreciation system.4Internal Revenue Service. Publication 946 – How To Depreciate Property The book and tax schedules often diverge; track both.
Tax Rules That Affect the Entries
Basic Deductibility
Rent is deductible only if you use the property in your trade or business and have no equity or ownership interest in it. If the arrangement gives you eventual title, the IRS treats the payments as a purchase, not rent, and the deduction is gone.3Internal Revenue Service. Publication 535 – Business Expenses
The 12-Month Rule for Cash Basis Prepayments
Cash basis taxpayers get a break on prepaid rent. If the prepayment covers a period that doesn’t extend beyond 12 months after the right to use the property begins or beyond the end of the following tax year (whichever is first), the full amount is deductible in the year paid. Pay $12,000 on June 30 covering July through the following June, and the whole $12,000 is deductible this year.5Internal Revenue Service. Accounting Periods and Methods (Publication 538) Prepay three years, and the deduction spreads over three years regardless of accounting method.3Internal Revenue Service. Publication 535 – Business Expenses
Related-Party Rent
Renting from a family member, a partner, or an entity you control invites extra scrutiny. The IRS allows the deduction only if the rent is reasonable, meaning it matches what you’d pay a stranger for comparable space.6Internal Revenue Service. Small Business Rent Expenses May Be Tax Deductible There’s also a timing trap: if your business uses accrual and the related landlord uses cash, you can’t deduct the rent until the landlord receives the payment and includes it in income.7Office of the Law Revision Counsel. 26 USC 267 – Losses, Expenses, and Interest With Respect to Transactions Between Related Taxpayers Accrue on December 31, pay on February 15, and the deduction shifts to the following year.
Home Office Rent
Self-employed individuals who rent their home and use part of it regularly and exclusively for business can deduct a portion of the rent. Multiply total rent by the percentage of square footage dedicated to the business. A 150-square-foot office in a 1,200-square-foot apartment yields a 12.5% deduction.8Internal Revenue Service. Publication 587 – Business Use of Your Home The entry debits Rent Expense (or Home Office Expense) for the business share and credits Cash or an owner’s equity account, depending on how personal funds move into the business.