[Sunnyside]

This depends on a number of factors, and it’s best to check with your local council before commencing work. As a general rule, you can build a covered structure of up to 20m2 without needing a consent or permit, but there are restrictions on this!

Here is some great info from Auckland council regarding general building projects:
https://www.aucklandcouncil.govt.nz/building-and-consents/building-renovation-projects/Pages/default.aspx

Here’s some specific information on awnings:
https://www.building.govt.nz/projects-and-consents/planning-a-successful-build/scope-and-design/check-if-you-need-consents/building-consent-exemptions-for-low-risk-work/schedule-1-guidance/part-1-exempted-building-work/16-awnings/

Porches and verandas:
https://www.building.govt.nz/projects-and-consents/planning-a-successful-build/scope-and-design/check-if-you-need-consents/building-consent-exemptions-for-low-risk-work/schedule-1-guidance/part-1-exempted-building-work/17-porches-verandas/

Pergolas:
https://www.building.govt.nz/projects-and-consents/planning-a-successful-build/scope-and-design/check-if-you-need-consents/building-consent-exemptions-for-low-risk-work/schedule-1-guidance/part-1-exempted-building-work/6-pergolas/

[Sunnyside]

Auckland Council has also just released a new ‘decision tool’ online to help you figure out whether you need consent:

https://onlineservices.aucklandcouncil.govt.nz/councilonline/decisionToolProducts#

It covers:
Sleepouts/cabins
Garden sheds
Decks
Garages
Carports
Fences
Porches or verandas
Awnings
Pergolas
Shade sailes
Gazebos
Retaining walls
Spa pools
Swimming pools
Rainwater tanks