Tax Planning · By Chad Mangum
Last Chance Business Deductions Before the Calendar Turns
Last Chance Business Deductions Before the Calendar Turns
Last chance business deductions deserve a deliberate December review, because costs you time correctly this month lower this year taxable income while procrastinated ones wait a full year. Equipment, supplies, bonuses, repairs, and prepaid expenses all follow timing rules that reward owners who act before December 31.
This is not a license to spend wildly. Every purchase should serve a real business need first and a tax benefit second. The skill lies in pulling planned spending forward a few weeks, not inventing new spending. Owners who review books with that mindset keep more of what they earn.
Below you will find the December playbook: equipment and depreciation timing, deductible operating costs, bonus and benefit rules, and records that survive review. Salt Lake City owners from solo freelancers to growing shops use the same checklist. Pair it with our December retirement contributions and final week tax moves for a complete closeout.
Time Equipment and Depreciation Right
Equipment must be placed in service by December 31 to generate this year depreciation. Placed in service means delivered, installed, and ready for use, not merely ordered or paid for. Confirm delivery dates in writing before counting on any deduction, since a January delivery pushes the benefit a full year.
Bonus depreciation and section 179 expensing can write off qualifying equipment immediately rather than over years, but each has limits and qualifications that change with legislation. Vehicles face special caps and luxury limits, and listed property mixed with personal use needs mileage logs. Match the method to the asset instead of assuming full expensing applies.
Used equipment generally qualifies alongside new purchases, which opens smart December buys in the resale market. Computers, furniture, machinery, and off the shelf software all commonly qualify. Keep invoices, delivery receipts, and photos of installed equipment in one file. Our tax planning services confirm qualifying treatment before clients commit to large buys.
Accelerate Deductible Operating Costs
Cash basis businesses deduct costs when paid, which makes December bill timing powerful. Pay January rent, utilities, insurance, subscriptions, and supplier invoices before year end to pull deductions into this year. Credit card charges count when charged, not when the card bill is paid, which extends your effective window.
Stock up on supplies you will genuinely use: office materials, packaging, replacement parts, and job consumables. Reasonable advance buying is deductible; absurd stockpiling invites questions. Repairs that keep property working are currently deductible, while improvements that extend life or add value generally must be capitalized, so classify projects carefully.
Prepaid expenses follow a twelve month rule that allows deducting payments covering benefits within the next year. Insurance premiums, service contracts, and rents prepaid in December often qualify. Review each prepayment against the rule rather than assuming. Details on deduction limits appear in our pricing and planning options alongside professional review options.
Pay Bonuses and Benefits Correctly
Year end bonuses motivate staff and create deductions, but only when handled through proper payroll. Bonuses must run through payroll with withholding, appear on wage statements, and be paid or properly accrued under the rules for your entity. Cash handed outside payroll is not a shortcut; it is a compliance failure that costs more than it saves.
Accrual basis businesses can deduct bonuses declared and paid within the required window after year end, while cash basis owners need actual December payment. Related party rules delay deductions for bonuses to certain owners until actually paid and reported. Know your method and your entity before promising December bonuses.
Owner benefits need the same care. Health insurance for greater than two percent S corporation owners, retirement contributions, and accountable plan reimbursements each follow specific reporting rules. Run every owner payment through the books with clear labels so nothing is missed or double counted at filing time.
Defer Income Thoughtfully, Not Aggressively
Cash basis owners can delay late December invoices into January to shift income into next year. This works best when next year rates look equal or lower and when cash flow tolerates the delay. Send the invoice the first week of January and document the timing as a normal business decision.
Avoid crossing into constructive receipt. Income you could have received, such as a check sitting in your drawer or funds available on demand, generally counts this year whether or not you deposited it. Real deferral means the payer had no obligation to pay until January, not that you ignored money already offered.
Weigh deferral against the client relationship and your own cash needs. Delaying a large invoice to save a small amount of tax rarely justifies starving January cash flow. Our tax planning services model the actual savings so owners decide with numbers instead of instincts.
Close the Books and File the Proof
Reconcile every account before year end: bank, credit card, loan, and payroll. December reconciliation catches missing income, duplicate costs, and personal charges mixed into business spending while memories are fresh. Clean books make the return faster, cheaper, and far less stressful.
Count inventory if your business carries it. Year end inventory values flow directly into cost of goods sold, so an accurate count is a tax task, not just an operations chore. Photograph the count process, keep the worksheets, and adjust the books before closing December.
Store the proof package with your return papers: equipment invoices with delivery receipts, bonus payroll reports, mileage logs, meal receipts with business purpose notes, and home office measurements. Pair this closeout with our December retirement contributions and final week tax moves for a December that ends complete.
Review Home Office and Vehicle Logs
December is the last chance to complete the logs that support two major business deductions. Home office claims need exclusive space measurements plus full year cost totals or the simplified rate election. Vehicle claims need contemporaneous mileage with business purpose for every trip. Reconstructed guesses fail IRS standards while finished logs satisfy them.
Measure the home office precisely and photograph the setup with date stamps. Total actual home costs for the year if using the actual method: mortgage interest or rent, utilities, insurance, repairs, and depreciation where applicable. Compare actual results against the simplified calculation and elect the better method deliberately rather than by habit.
Close the mileage log with a December odometer reading and reconcile total business miles to the appointment calendar. Fill any gaps honestly from calendar evidence while memories remain fresh. January reconstruction from a blank December log never satisfies review. Finished logs filed with the return papers protect thousands in legitimate deductions.
Coordinate home office and vehicle claims with overall profit planning. Both deductions reduce self employment tax as well as income tax, doubling their value for profitable owners. Review the combined effect before finalizing so December decisions reflect true after tax savings on both levies.
Collect Receivables Before Year End
Cash basis owners recognize income when received, which makes December collections a direct lever on this year taxable profit. Chase overdue invoices aggressively in early December so payments arrive before the cutoff. Collected cash funds January estimates and retirement contributions; uncollected invoices fund nothing.
Balance collection effort against deferral strategy deliberately. Owners expecting higher next year rates should collect now; owners expecting lower rates may let borderline invoices slide into January. Make the choice from modeled tax effects rather than from collection energy alone. Either path works when chosen consciously.
Offer early pay incentives selectively to accelerate key accounts. Small discounts for December payment often cost less than the tax and cash flow value of receipt. Document discount terms clearly and apply them consistently. Accelerated collections paired with timed deductions give cash basis owners precise profit control.
Write off genuinely uncollectible accounts properly before closing the books. Accrual basis owners claim bad debt deductions for worthless receivables with documented collection efforts. Cash basis owners generally cannot deduct unpaid invoices since the income was never recognized. Know your method before writing anything off.
Plan January Cash Flow Now
December deductions spent without January awareness create spring cash crises. Map January outflows before committing December dollars: estimated payments, payroll tax deposits, retirement funding, loan payments, and slow season operating costs. Fund December moves only from cash that January does not need.
Build a thirteen week cash forecast bridging the year end. List expected receipts by week against fixed and variable costs plus tax payments. Forecasts reveal shortfalls while credit lines and collection pushes can still cover them. Owners who forecast borrow strategically; owners who guess borrow desperately.
Schedule January tax payments electronically in December with future settlement dates. Scheduled payments lock in timely compliance while preserving December cash for operations. Confirm scheduled amounts match the December profit review so January opens calm rather than chaotic.
Reserve a cash cushion beyond the forecast for surprises. Equipment failures, slow clients, and weather disruptions cluster in winter unpredictably. A modest reserve protects both operations and tax compliance. December planning that respects January reality keeps the business healthy across the turn.
Close Your Business Year With Us
Want a professional eye on deductions before the calendar turns? Contact our Salt Lake City office or call (801) 580 6163, Monday through Friday 8am to 5pm. A 30 minute planning session starts at $250. Starting prices, not an official quote, actual situations may vary. Principal Chad Mangum is an Enrolled Agent with a Master's degree in Taxation, and current clients can send documents through our Client Portal.
Frequently Asked Questions
Must equipment be paid for by December 31?
Payment alone is not the test. Equipment must be delivered and ready for use, meaning placed in service, by December 31 to qualify for this year depreciation. Order early enough that shipping delays cannot push the date into January.
Can I deduct bonuses paid in January?
Cash basis businesses generally need December payment for a current year deduction. Accrual basis businesses can deduct properly accrued bonuses paid within the required window, subject to related party rules. Run all bonuses through payroll with withholding either way.
Do business deductions lower Utah taxes?
Yes. Business profit flows to your personal return, so legitimate deductions lower both federal and Utah taxable income. Utah applies its flat individual income tax to that lower base, giving December deductions double layer value.
Talk with a tax professional
If this topic applies to your return, call or send a message and we will point you to the right next step.