Text in force at CAR3-14: from CAR3-0, effective 1 Nov 1949. OCR text
In the case of airplanes approved as a type under the terms of earlier airworthiness requirements, the Administrator may require that an airplane submitted for an original airworthiness certificate comply with such portions of the currently effective airworthiness requirements as may be necessary for safety. APPROVAL OF MATERIALS, PARTS, PROCESSES, AND APPLIANCES