Other than where the type certificate of the helicopter provides otherwise, two pilots are required to operate a helicopter, the second pilot’s station must be equipped with-
- a sensitive pressure altimeter with a subscale setting calibrated in hectopascals, adjustable for any barometric pressure setting likely to be encountered during flight;
- an airspeed indicator;
- a vertical speed indicator;
- a turn-and-slip indicator or a turn coordinator, incorporating a slip indicator;
- an attitude indicator; and
- a stabilised director indicator.
Provided that a helicopter with a maximum certificated mass of 2 730 kilograms or less, does not have to comply with the provisions of paragraph (e) and (f).