If you work in MA and live in CT, you have to file a tax return in each state. You must file a non-resident MA return in addition to your home state CT return.
CT can tax ALL your income. MA can tax the income you earned by working in MA. You'll be able to take a credit on your CT return for the taxes paid to MA, so you won't be double-taxed.
This FAQ explains how to do this in TurboTax: https://ttlc.intuit.com/questions/1901271-how-do-i-file-a-nonresident-state-return
>>Note that you should complete your non-resident state return BEFORE you do your home state return, in order for the credit to flow properly.
**Answers are correct to the best of my ability but do not constitute tax or legal advice.
