Choice Hotels is offering Caltech up to a 15% discount off of the hotel’s best available rate when you book your reservation in Card Quest or directly with CTP.
Travel Services Provided by Corporate Travel Planners
Agent Assist Line: 844.688.7601
M-F 8:00am-5:00pm PST


Internal Resources



    • Per Diem
      Per Diem rates include amounts for lodging, meals, and incidentals.  Per Diem Rates
      Per diem rates vary from city to city and county to county. If you need to find out the name of the county a particular city is in, visit the State Guide site.
      If you cannot find your destination listed, contact the Travel Staff at: for assistance.


    • Foreign Per Diem
      Foreign Currency
      If you have foreign currency at the end of a trip, please convert the foreign currency to U.S. currency prior to departure or immediately upon arrival in the U.S. The U.S Department of State has more infomation on information on foreign per diems.
      The Caltech cashier cannot exchange foreign currency or accept it for deposit.
      If you are unable to exchange the foreign currency prior to your return to Caltech, please contact the Travel Department prior to submitting your expense report.
      Currency Exchange Rate
      Foreign Per Diem


    • Mileage
      Beginning January 1, 2018, the standard mileage rates for the use of a car (including vans, pickups or panel trucks) will be:
      $0.545 per mile for business miles driven
      $0.18 per mile driven for moving purposes (Please see link: Federal Travel Regulation GSA Bulletin)
      $0.14 per mile driven for service of charitable organizations
      NOTE: Amounts of $100.00 or less may be paid by the department’s petty cash or entered directly in Card Quest/P-Card.
      To report mileage, all users should use Card Quest. If you do not have Card Quest account please contact a member of the P-CAT Team at

      The 2017 mileage rate was $0.535 per mile
      The 2016 mileage rate was $0.54 per mile
      The 2015 mileage rate was $0.575 per mile
      The 2014 mileage rate was $0.560 per mile
      The 2013 mileage rate was $0.565 per mile
      The 2012 mileage rate was $0.555 per mile
      The 2011 mileage rate for 1/1/11 – 6/30/11 was $0.510 per mile
      The 2010 mileage rate was $0.500 per mileNOTE: For older mileage rates please visit the IRS website here.





External Resources