The Electoral Commission have provided various links of how to enrol for the up an coming elections 2020. This also included information in NZ Sign Language.
A further variety of resources in different formats/languages can be found here.
This is where they can enrol/update their details and find out further information about the upcoming election. vote.nz
Stacey Henderson – Community Engagement Coordinator – Electoral Commission | Te Kaitiaki Take Kōwhiri