Reservations > Per Diem

Domestic per diem rates are set by the GSA for each fiscal year, effective from each October 1. Foreign per diem rates are changed monthly by the U.S. State Department. Please check for the correct per diem rates before you travel.

Extended Travel

For stays of more than 30 days in one location, the per diem rates are 55% of the published rate. The rate begins with the the first day of travel.

Domestic per diem information


Quick Links


Contact Us

ORAU Travel Central
P.O. Box 117, MS-36
Oak Ridge, TN 37831

Travel Hotline
865.576.6500

Travel Fax
865.574.6563

Email Travel Central