The IRS issued new federal per diem rates for employee travel on or after October 1, 2014. See the Notice with the new rates here. Posted byKaty Avenson September 23, 2014 0 Share: Related Articles IRS Tax Exemption Delays Before You Start a Nonprofit… Restricted or Deferred Revenue? The Financial Side of Fundraising Events Nonprofit vendor referrals IRS Phone Forum – Sept. 25th