Some classes may use facilities or services for which students pay a third party, such as for scuba gear rental or bowling alley admission. The college levies a service charge for administering tests that establish credit-by-exam; the charge may change without prior notice. Out-of-state students who receive all instruction remotely through Dallas Colleges Online pay $55 per credit hour for distance learning services. (This charge may be adjusted depending on contracted services with distance learning partners.) Graduating students pay for cap and gown rental. The cost for auditing a course is the same as if taking the course for credit. Allied Health students may have to pay certain additional charges required by outside regulatory agencies.