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How long does an aircraft's noise certificate remain valid?

  • A

    Indefinitely, unless modifications are made to the airframe and/or engine.

  • B

    Indefinitely, until the aircraft is scrapped or otherwise withdrawn from active service.

  • C

    For a period of 5 years.

  • D

    For a period of 2 years.

A Noise Certificate is issued for an unlimited duration by a national authority.

A new Noise Certificate must be applied for only in the following cases:

  • If the aircraft’s registration mark changes.
  • If there is any change to the aircraft’s configuration that affects the aircraft’s noise characteristics (e.g. A change to the aircraft’s engines and/or propellers).
  • If it is discovered that any of the details entered on the Noise Certificate are not correct for the aircraft to which it was issued.

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