If you e-filed your income tax returns, you may confirm their status by using the e-file status lookup tool. For more information on this topic, you may refer to the FAQ: How do I check my e-file status?
https://ttlc.intuit.com/replies/3319882
Once your state income tax return is in accepted status, select the appropriate state from the list in the FAQ: How do I track my state refund? and you will be directed to that state's website to track your refund status.
https://ttlc.intuit.com/replies/3300211
