නිල පරිවර්තනයවෙනස් නොකළ පාඨය, Department of Government Printing වෙතින්
The Seal of the Corporation shall be in the custody of the Secretary and it shall not be affixed to any instrument whatsoever, except in the presence of the Secretary and the
Chairman who shall sign their names to the instrument in token of their presence and such signing shall be independent of the signing of any person as a witness.