20 charts has been updated in the GeoGarage platform
Linz March update published April 5, 2019 (Updated to NTM Ed5 08/03/19 NZ35-38 & NTM Ed6, March 22th, 2019 NR39-13)
- NZ53 Bream Head to Slipper Island including Hauraki Gulf
 - NZ532 Approaches to Auckland
 - NZ533 Firth of Thames
 - NZ955 Plans of the Cook Islands southern sheet
 - NZ5212 Plans between Whangamumu and Omaha Cove
 - NZ5227 Goat Island to Waiwera River
 - NZ5321 Mahurangi Harbour to Rangitoto Island
 - NZ5322 Auckland Harbour East
 - NZ5324 Tamaki Strait and Approaches including Waiheke Island
 - NZ5325 Tamaki River
 - NZ5327 Waiheke Island to Coromandel Peninsula
 - NZ7142 Greymouth Harbour and Approaches
 - NZ48 Western Approaches to Cook Strait
 - NZ63 Kaikoura Peninsula to Banks Peninsula
 - NZ885 Tokelau
 - NZ5411 Tauranga Harbour, Katikati Entrance to Mount Maunganui
 - NZ6153 Queen Charlotte Sound
 - NZ6212 Plans on the North East Coast of South Island
 - NZ7653 Breaksea Sound and Dusky Sound
 - NZ7656 Dusky Sound
 
Today NZ Linz charts (187 charts / 329 including sub-charts) are displayed in the Marine GeoGarage.
Note : LINZ produces official nautical charts to aid safe navigation in New Zealand waters and certain areas of Antarctica and the South-West Pacific.
These updates are automatically viewable on mobile applications :
- Weather 4D R&N iPhone-iPad iOS9+ on the Apple Store with subscriptions available on GeoGarage platform online payment website / iOS6+ basic GPS viewer : Marine NZ
 - Weather 4D Android -App-in purchase mode- on the PlayStore
 
Using charts safely involves keeping them up-to-date using Notices to Mariners & AT Local NTMs
Reporting a Hazard to Navigation - H Note :
Mariners are requested to advise the New Zealand Hydrographic Authority at LINZ of the discovery of new or suspected dangers to navigation, or shortcomings in charts or publications.
Legal status : For compliance with New Zealand legal requirements for nautical charts and publications please refer to Maritime Rules Part 25.