Review Your Business Expenses Before Year End
Now is a good time to review your business’s expenses for deductibility. Accelerating deductible expenses into this year generally will reduce 2025 taxes and might even provide permanent tax savings. Also consider the impact of the One Big Beautiful Bill Act (OBBBA). It makes permanent or revises some Tax Cuts and Jobs Act (TCJA) provisions that reduced or eliminated certain deductions.
“Ordinary and necessary” business expenses
There’s no master list of deductible business expenses in the Internal Revenue Code (IRC). Although some deductions are expressly authorized or excluded, most are governed by the general rule of IRC Section 162, which permits businesses to deduct their “ordinary and necessary” expenses.
An ordinary expense is one that is common and accepted in your industry. A necessary expense is one that is helpful and appropriate for your business. (It doesn’t have to be indispensable.) Even if an expense is ordinary and necessary, it may not be deductible if the IRS considers it lavish or extravagant.
OBBBA and TCJA changes
Here are some types of business expenses whose deductibility is affected by OBBBA or TCJA provisions:
Entertainment. The TCJA eliminated most deductions for entertainment expenses beginning in 2018. However, entertainment expenses […]




