216.5—Existing permits.
“Foreign aircraft permits” issued by the Board under the provisions of part 375 of the Board's Special Regulations, authorizing the combined carriage of blind sector traffic as defined in this part, shall continue in effect in accordance with their terms until their expiration date unless sooner terminated, revoked or modified by the Board. Such permits shall, upon the effective date of this part, be deemed to constitute a Special Authorization issued pursuant to § 216.4.