Water Management Act 2000

A person does not have any right or claim to relief of any kind whatever in any legal or other proceeding against an irrigation corporation or officer or employee of an irrigation corporation in respect of any nuisance connected with or in any way arising out of—

the design, construction, alteration, maintenance, non-maintenance, operation, repair, disrepair or non-repair of a water management work owned or controlled by the irrigation corporation, or

the destruction or damage, or partial destruction or partial damage, by flood, storm, tempest or otherwise of a water management work owned or controlled by the irrigation corporation, or

the exercise, in respect of a water management work owned or controlled by the irrigation corporation, by the irrigation corporation of any function conferred or imposed on the irrigation corporation under this or any other Act.

Section 733 of the Local Government Act 1993 applies to and in respect of an irrigation corporation in the same way as it applies to and in respect of a council.