General Requirements The following are the general requirements a person must meet in order to apply fora Commercial Driver License. INTERSTATE The driver must reside in the state of Texas. He must certify that he meets the qualification requirements of 49 CFR, Part 391, which are briefly: 1) be 21 years of age, 2) be able to read and speak the English language, 3) no loss of limb that has not been waived, 4) no impairment of hand, finger, arm, foot, or leg that interferes with driving) no diabetes requiring insulin for control, 6) no heart problems, 7)no respiratory dysfunction, 8) no high blood pressure, 9)no rheumatic, arthritic, orthopedic, muscular, neuro- muscular, or vascular problems that would affect vehicle control, 10) no epilepsy or other condition likely to cause loss of consciousness, 11)no mental, nervous, organic, or functional disease or psychiatric disorder likely to interfere with vehicle control,
