Chapter 6B-6 CDL Self-Certification 0 Drivers who only operate in intrastate commerce and are subject to state driver qualification requirements and are required to obtain a medical examiner's certificate 0 Examples of NA Drivers include: . Drivers 18-21 years of age with a K restriction associated with their license to operate . Drivers 21 and over with a W Restriction associated with their license to operate * Excepted Intrastate (EA) 0 Drivers who operate in intrastate commerce, but engage exclusively in transportation or operations that are not required to meet all or parts of the state driver qualification requirements, and are therefore not required to obtain a medical examiner's certificate. 0 Examples of EA Drivers include: . City, municipal, or state employed Commercial Driver's License holders . Beekeepers . All school bus operators as defined in § 390.5 except for the prohibition of texting provisions of § 391.15 (e) and § 392.80 . Individuals who occasionally transport personal property not for compensation nor in the furtherance of a commercial enterprise . Transporters of human corpses or sick and injured persons . Fire truck and rescue vehicle operators while involved in emergency and related operations 02/12 6B:29http://www.fmcsa.dot.gov/rules-regulations/administration/fmcsr/fmcsrruletext.aspx?reg=390.5 http://www.fmcsa.dot.gov/rules-regulations/administration/fmcsr/fmcsrruletext.aspx?reg=r49CFR391.15-e http://www.fmcsa.dot.gov/rules-regulations/administration/fmcsr/fmcsrruletext.aspx?reg=392.80