Paragraph 7 Variation of Safety Certificates
Where an application is made for the variation of a Safety Certificate there shall be paid for the investigations required by the CAA a fee equal to the cost of making the investigations:
Provided that the fee shall not exceed for any period of 12 months, or part thereof, required for carrying out the investigations £39,250 or 80.5p per kg. of the maximum weight of the hovercraft, whichever is the greater amount, and thereafter pro rata for every month or part of a month.