There are many forms which may show federal income taxes withheld and all are reported on Line 64 of Form 1040. Form W-2 and Form 1099-R are just 2 of the several as explained in the 2014 Form 1040 Line 64 instructions page 52 - <a rel="nofollow" target="_blank" href="
https://www.irs.gov/pub/irs-prior/i1040gi--2014.pdf#page=52">https://www.irs.gov/pub/irs-prior/i1040...>
