If you download the W-2 from ADP into Turbo tax and you have a 403b retirement - where is that reported? line 12E and 12 BB

The codes in box 12 for a 403(b)s are

Code E—Elective deferrals under a section 403(b) salary reduction agreement.

Code BB—Designated Roth contributions under a section 403(b) plan

The amounts shown with codes E and BB in box 12 of your W-2 don't go anywhere on your tax return except, perhaps, on Form 8880 if you qualify for a Retirement Savings Contributions Credit which TurboTax will prepare automatically from your entries of these amount in box 12 of TurboTax's W-2 form.  Enter these amounts nowhere else in TurboTax.