Defamation Act 2009
Multiple publication.
11.— (1) Subject to subsection (2), a person has one cause of action only in respect of a multiple publication.
(2) A court may grant leave to a person to bring more than one defamation action in respect of a multiple publication where it considers that the interests of justice so require.
(3) In this section “ multiple publication ” means publication by a person of the same defamatory statement to 2 or more persons (other than the person in respect of whom the statement is made) whether contemporaneously or not.