How do I get th code for box12

[della2017]

How do I get a code for box 12

[VolvoGirl]

Do you have an amount in box 12 without a code?  You have to ask the employer for it.

[DoninGA]

Does the W-2 that you received from the employer have an amount entered in box 12?  If so, there should be a code entered already for box 12.