Article 25 Moorings and aids to navigation – deposits and constructionI1

to a deposit or works activity carried on by a person referred to in paragraph (2) for the purpose of providing a pile mooring, swinging mooring, trot mooring or aid to navigation; or

to a removal activity carried on by any such person for the purpose of removing any such mooring or aid to navigation.

a harbour authority;

a lighthouse authority; or

any other person in accordance with a consent required from, and granted by, any such authority,