• MMH CPA

2022 Corporate Tax Rates



It's crucial to stay updated on tax law changes that may affect your small business as we start a new tax year. Here are the latest updates to Corporate tax rates and Section 179 expense limits for your reference.


C Corporations


  • Flat 21% corporate tax rate. Includes personal service corporations.

  • No alternative minimum tax (AMT).


Pass-Through Entities (S corps, partnerships and sole proprietors)


  • Taxed as ordinary income.

  • 20% qualified business income deduction available. Income threshold is $170,050 in 2022 for single, separate and head of household filers ($164,900 in 2021) and $340,100 for joint filers in 2022 ($329,800 in 2021)*


*Select companies above these limits may have the income deduction reduced based on wages, property and type of business.


Section 179 Business Expensing Limits


  • Business equipment Sec. 179 expense deduction $1,080,000 ($1,050,000 in 2021)

  • Total purchase limit for full Sec. 179 expense deduction $2,700,000 ($2,620,000 in 2021)

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