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Registered Seedlines are generated in early Autumn each year and the Seed Authority Rulebook is revised as needed.
All forms relating to NZ Seed Potatoes are on the Seed Certification page here.

NZ Seed Potato Guides and Rules

Name Downloads
Name Downloads
Approved Tissue Culture & Mini-Tuber Facilities November 2021
6 downloads
2021 Certified Seedlines Final PDF
165 downloads
NZ Certified Seedlines & Rulebook AUG 2020
475 downloads
214 downloads
NZ Seed Potato Grower Best Practice
183 downloads
The History of Potato Seed Certification in NZ 1927-2000 - HB Maunder (Low Res)
1414 downloads
Requirements for approved organisations New Zealand Seed Potato Certification Authority September 2015
499 downloads