Retirement tax questions

Your retirement benefit is subject to federal income tax (except for previously taxed contributions) but is exempt from New York State income tax.

NYS

After you enter your 1099-R form TurboTax will ask you to Select the state and where is this contribution from. Select NY state and City Education. 

Your New York State Teachers' Retirement System pension will be a subtraction on your New York State return (IT-201) on line 26.