Inventory management is more than just tracking products. It’s a key part of your financial strategy. As we shared in last week’s blog post titled “7 Costly Fraud Risks When You Lack Proper Inventory Software”, weak inventory systems not only cause inefficiencies, they also increase the risk of fraud and financial errors.
Now that tax season is approaching, inventory-based businesses need to act quickly. Cleaning up records, tightening inventory processes, and planning ahead can reduce taxable income, support deductions, and ensure clean financials.
Here are 10 important actions every inventory-based business should take before year-end.
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10 Critical Inventory Management Moves to Avoid Tax Season Stress
1. Conduct a Full Physical Inventory Count
Relying solely on software often leads to surprises. A physical inventory count allows you to confirm what’s actually on hand. This helps ensure your Cost of Goods Sold (COGS) is accurate and aligns with IRS reporting requirements. Inconsistent data can result in higher taxes or trigger audit red flags.
2. Write Off Obsolete or Damaged Inventory
Identify any inventory that is no longer sellable, has been damaged, or is sitting idle. Writing off or donating unsellable items may reduce your taxable income and free up valuable storage space.
3. Review Your Inventory Valuation Method
Whether you use FIFO, LIFO, or Weighted Average Cost, your valuation method affects your COGS and profit margins. Any change in accounting method must be approved by the IRS, so it’s important to consult with your CPA before making adjustments. A better-aligned valuation method can support your financial and tax goals. If you did a system upgrade this year and just moved total quantities and values, you may have inadvertently changed your accounting method to weighted average cost without realizing it!
4. Reconcile Inventory With Accounting Records
Ensure that your inventory records in your ERP or accounting software match your general ledger. Reconcile vendor invoices, purchase orders, and inventory adjustments to identify and correct discrepancies. This is especially important if you want to avoid delays or issues during tax filing.
5. Analyze Inventory Turnover and Profit Margins
Review your inventory turnover rate to assess product performance. High-turnover items may need to be restocked or have safety stock, while slow-moving or low-margin products could be discounted or phased out. These insights support better purchasing decisions and long-term profitability.
6. Plan Year-End Purchases Strategically
If your business uses cash-basis accounting, making deductible purchases before year-end may lower your taxable income. Buying materials or supplies or prepaying expenses can be advantageous if it aligns with cash flow and operational needs. Speak with your tax advisor before executing large transactions.
7. Get Organized With Documentation
Proper documentation is essential. Gather and store:
- Inventory purchase receipts
- Freight and shipping invoices
- Shrinkage or loss reports
- Adjustment logs or write-down records
Having clean and accessible documentation supports deductions and helps you respond confidently if you’re audited.
8. Talk Strategy With Your Tax Advisor
Inventory-based businesses often face complex tax rules. Your CPA can advise on topics like:
- Section 263A (uniform capitalization rules)
- Inventory shrinkage
- Year-end deductions
- Change in accounting method
Collaborating now gives you time to implement changes that reduce tax liabilities.
9. Evaluate Your Inventory Software and Processes
As we discussed in last week’s blog post, outdated or manual systems can lead to fraud risks and data errors. If your current system lacks real-time reporting, automated reconciliation, or strong user controls, it may be time to explore better solutions. Reliable inventory software supports smoother tax prep and operational efficiency.
10. Set Goals for Inventory Management in the New Year
Use year-end as a reset point. Set measurable goals such as:
- Reducing dead stock by a specific percentage
- Improving inventory accuracy
- Automating regular reconciliations
Solid inventory goals create better reporting, reduce waste, and support more confident tax planning throughout the year.
Inventory Management Supports More Than Just Operations
Tax preparation starts with operational accuracy. Strong inventory management helps you avoid costly mistakes, uncover hidden savings, and reduce audit risk. As tax season approaches, use these 10 steps to clean up your records, document your adjustments, and prepare for a stronger financial year.
If you identified any weaknesses during this process, whether in your systems, procedures, or strategy, you’re not alone. Many businesses struggle to connect the dots between operations and accounting. But now is the perfect time to make changes that matter.
How Mariner Consulting Group Can Help
At Mariner Consulting Group, we help inventory-based businesses streamline their systems, uncover savings, and get proactive about compliance. If last week’s blog on fraud prevention caught your attention, this guide is your next move toward a smarter year-end close.
We bring operations and finance together to help you manage inventory with confidence.
👉 Ready to tighten up your inventory management before year-end?
This article was written by Kevin Lacey CPA/MBA, principle of Mariner Consulting Group, Inc. Too many small businesses are stuck with spreadsheets, the wrong software, or data without real insight, leading to reactive processes that drain cash. In my blog, I share practical inventory management strategies and financial insights to help business owners turn their operations into profit-driving systems.https://marinergrp.net/kevin-lacey-bio/
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