(1) Section 618(1), from 'who is'--
omit, insert--
'who is--
(a) an officer or employee of a water authority; or
(b) an employee of the employing office for a water authority or of another government entity who performs work for the authority under a work performance arrangement between the water authority and the employing office or other government entity.'.
(2) Section 618(2) and (4), after 'water authority'--
omit, insert--
'or as an employee of the employing office for the water authority or of the other government entity'.