Paragraph 3 Weight and performance of public transport helicopters carrying out Performance Class 3 operations
For the purposes of article 45(1) but subject to sub-paragraph (3), a helicopter registered in the United Kingdom when carrying out Performance Class 3 operations shall not fly for the purposes of public transport at night or out of sight of the surface or when the cloud ceiling or visibility prevailing at the departure site and forecast for the estimated time of landing at the site of intended destination are less than 600 feet and 1,000 metres respectively and shall not fly for the purpose of public transport at any other time unless all of the requirements referred to in sub-paragraph (2) are met.
The requirements referred to in sub-paragraph (1) are that the weight of the helicopter at the commencement of take-off shall be such that—
the weight does not exceed the maximum take-off weight specified for the altitude and the air temperature at the site from which the take-off is to be made; and
the landing weight of the helicopter will not exceed the maximum landing weight specified for the altitude and the expected air temperature for the estimated time of landing at the site of intended destination and at any alternate site.
This paragraph shall not apply to a helicopter flying under and in accordance with the terms of a police air operator’s certificate.