The most common class enrollment error is selection of the wrong section. To avoid this type of rejection:
'C' – Continental US, Alaska, Hawaii. Also covers worldwide locations not serviced by a CTC site office or covered by contract. (Effective for classes beginning on or after 1 January 2018, Soldiers in the Continental U.S., Alaska, and Hawaii, will use the Texas Non-resident, 'N', sections.)
'D' - CENTCOM locations include Afghanistan, Bahrain, Djibouti, Egypt, Kuwait, Qatar, and UAR.
'U' – All USAREUR locations.
'P' - Guam, Diego Garcia, Korea, Japan, or Okinawa. (Effective for classes beginning on or after 1 October 2017, Soldiers located in the in the Pacific Far East will use the Texas Non-resident, 'N', sections)
'T' – Locations in the state of Texas (includes bona fide Texas residents assigned to other locations). For residency information, see College Costs in the current CTC catalog.
'N' – Texas Nonresident [third repeater] please see the Academic Policies in the current CTC catalog.