47. Use of Sate Marks and Civil Air Ensign

An aircraft registered in Sri Lanka shall not bear on any part of its exterior surface any advertisement or any sign or lettering, except those permitted under the provisions of this Act or as required or permitted by the

The name and emblem of the operator of the aircraft and the National Flag of Sri Lanka may be displayed on any aircraft registered in Sri Lanka, (if its location, size, shape and colour does not interfere with the easy recognition of and are not capable of confusion with, the nationality and

The Civil Air Ensign of Sri Lanka shall not be flown, painted or otherwise displayed on any aircraft, except with the approval of and subject to such conditions as are specified by the Director General in writing.

An aircraft shall not without the prior written approval of the Director General, be parked, moved or housed at any place other than its principal place of station as indicated in the Certificate of Registration.