I received 2018 refund check, is it taxable for 2019 filing?

A Federal tax refund is not reported on a federal tax return.

A State tax refund is reported on a federal tax return.

To enter a state or local tax refund (Form 1099-G) -

• Click on Federal Taxes (Personal using Home and Business)
• Click on Wages and Income (Personal Income using Home and Business)
• Click on I'll choose what I work on (if shown)
• Scroll down to 1099-MISC and Other Common Income
• On State and Local Tax Refunds on Form 1099-G, click the start or update button

Or enter state refunds in the Search box located in the upper right of the program screen. Click on Jump to state refunds