Connecticut corporate tax is 7.5%. Does not conform to federal bonus depreciation.
Connecticut has a mandatory PTET for pass-through entities with CT-source income — it is not optional. This is a significant planning point. The state also has a pass-through entity tax credit system.
These strategies are especially powerful or unique in Connecticut. Click any strategy to learn more.
Choosing the right business structure is the single biggest tax decision you'll make. Here's what Connecticut LLC and S-Corp owners need to know.
These federal strategies apply to Connecticut residents and business owners. Click any strategy to see full details, savings estimates, and eligibility requirements.
Common questions about Connecticut LLC taxes, S-Corp elections, and business write-offs — answered by Uncle Kam's tax advisors.
Connecticut's top marginal income tax rate is 6.99%. Business owners and self-employed individuals pay this rate on their net business income. Strategies like the S-Corp election, pass-through entity tax (PTET) election, and maximizing deductions can significantly reduce your effective Connecticut tax rate.
Book a Free Strategy Call →The most powerful write-offs for Connecticut LLC owners include: the S-Corp election to reduce self-employment taxes, Section 179 and bonus depreciation for equipment and real estate, the home office deduction, vehicle and mileage deductions, Solo 401(k) or SEP-IRA contributions, and business meals and travel. Connecticut-specific strategies like the PTET election and state-specific credits can add further savings.
Book a Free Strategy Call →Yes. Connecticut offers a pass-through entity tax election that allows S-Corps and partnerships to pay state income tax at the entity level. This is a powerful SALT workaround that lets business owners deduct state taxes on their federal return, bypassing the $10,000 SALT cap. Uncle Kam's tax advisors can help you determine if the Connecticut PTET election is right for your business.
Book a Free Strategy Call →Connecticut does not fully conform to federal bonus depreciation rules. You may need to add back bonus depreciation on your Connecticut state return and depreciate assets over a longer schedule. However, Section 179 expensing may still be available up to Connecticut's state cap. A tax advisor can help you navigate this.
Book a Free Strategy Call →For most Connecticut business owners earning over $60,000 in net profit, electing S-Corp status can save $5,000–$20,000 per year in self-employment taxes. The right choice depends on your income level, Connecticut's franchise or minimum tax requirements, and your business structure. Uncle Kam's advisors specialize in Connecticut entity structuring — book a free call to get a personalized recommendation.
Book a Free Strategy Call →Self-employed individuals in Connecticut can reduce state taxes by: maximizing business deductions (home office, vehicle, equipment), contributing to a Solo 401(k) or SEP-IRA, electing S-Corp status to reduce self-employment tax, using the PTET election if available, and timing income and deductions strategically. A Connecticut-based tax strategy session with Uncle Kam can identify your biggest opportunities.
Book a Free Strategy Call →Real estate investors in Connecticut benefit most from cost segregation studies (accelerating depreciation on commercial and rental properties), the 1031 exchange (deferring capital gains on property sales), bonus depreciation (if Connecticut conforms), the short-term rental loophole, and real estate professional status (REPS). Connecticut's specific tax rules can significantly impact your real estate ROI — get a free strategy review from Uncle Kam.
Book a Free Strategy Call →This state guide is commonly used by the following taxpayer profiles. Click to see all strategies for your situation.
Uncle Kam clients save an average of $5,000–$40,000/year. The strategies that make that possible are unlocked on a free strategy call.
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