Box 14 nonqualified deferred compensation

Items not supported Per TurboTax:

1. Form 1099-Misc and Non-Qualified Deferred Compensation: If your Form 1099-Misc has an
amount in box 15b for nonqualified deferred compensation plans under code section 409A, see
IRS Publication 15-A for the calculation of the additional tax that must be reported on Form 1040.

https://www.irs.gov/pub/irs-pdf/p15a.pdf

This gets reported on the 1040 Schedule 2 "Other Tax" on line 8 with "NQDC" next to it.

https://www.irs.gov/pub/irs-pdf/i1040gi.pdf  page 97

16. Additional tax on income you received
from a nonqualified deferred
compensation plan that fails to meet the
requirements of section 409A. This income
should be shown in box 12 of
Form W-2 with code Z, or in box 14 of
Form 1099-MISC. The tax is 20% of the
amount required to be included in income
plus an interest amount determined
under section 409A(a)(1)(B)(ii).
See section 409A(a)(1)(B) for details.
Identify as “NQDC.”

This can only be done with the CD/download software on a Mac or Windows computer in the forms mode.

Select the 1040/1040SR Worksheet, scroll down to Schedule 2 line 17, "Additional Other Tax Smart Worksheet" line S and enter as in my screenshot.

The resulting 1040 Schedule 2 would look like this: