M&IE stands for
meals
and
incidental expenses. M&IE is referred to in IRS
Publication 463 in the section that applies to travel away from home while working. The "M" in M&IE stands for meal expenses. The "I" in
M&IE stands for incidental expenses. M&IE is
the total that is calculated when one pays for the
EZPerDiem.com
Per
Diem Calculation. It gets put on
IRS Form
2106 Line 5
Column B.