file joint or separate on w4

[mmusmanno]

I am 62, my wife is 57.  I started collecting social security this year.  I will not be working at all.  we live in arkansas.  my wife got a job offer for $100,000 and I need to know should she file her w4 as joint or separate.

[DoninGA]

Use this IRS withholding estimator - https://www.irs.gov/individuals/tax-withholding-estimator

[NCPERSON1]

@mmusmanno the W-4 should mimic your tax return.  So if you file Joint, then the W-4 should be checked as "Joint" in Box 1.  Use the IRS Withholding Estimator to determine how the rest of the W-4 should be completed.