June 30, 2026
W-2 Box 12 Codes (DD, D, W, AA)
Confused by the letter codes in Box 12 of your W-2? See what each code means (DD, D, W, C, AA, and more), which ones are taxable, and how to enter them correctly when you file.

Allen Wood is an accomplished accountant with over 15 years of experience in the field.







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