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 Register Now for Amplify Austin! Free Intern Opportunity for Nonprofits Charities, Politics & Donald Trump Surviving an IRS Audit Nonprofit vendor referrals IRS Phone Forum – Sept. 25th