(1) An individual to whom subsection (2) or (3) applies must give a new declaration in the approved form to the entity mentioned in that subsection.
(2) This subsection applies to an individual if:
(a) the individual gives to an entity a declaration under subsection 15-50(1) or (3) in Schedule 1 to the Act about a matter; and
(b) the individual's circumstances change in relation to the matter.
(3) This subsection applies to an individual who:
(a) gives a TFN declaration to an entity expressing a wish to reduce the amount withheld to correspond with the tax-free threshold (within the meaning of the Income Tax Rates Act 1986 ); and
(b) becomes a foreign resident.