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Clearing the Air: The New Science-Based Meth Rules for NZ Rental Properties

News Online

Monday 3 November 2025, 11:01PM

By News Online

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The Government has finally confirmed new, science-backed regulations that will bring long-awaited clarity to managing methamphetamine contamination in New Zealand rental properties. These rules, set to be introduced under the Residential Tenancies Act, aim to protect tenants' health while providing landlords and property managers with clear, consistent, and easy-to-follow standards.

Our latest article breaks down the new framework, giving you the essential numbers and details you need to know to future-proof your investment and end years of uncertainty.

  • Understand the Thresholds: Get the definitive contamination level (15µg/100cm²) that determines when a property is officially contaminated and requires cleaning.
  • Clarify Your Rights: Learn the specific residue level (30µg/100cm²) that provides grounds for tenancy termination under the new rules.
  • Gain Confidence: Discover how these new national standards replace years of confusing insurance policies and Tenancy Tribunal decisions, giving you certainty on managing testing and decontamination.
  • Prepare for 2026: Find out what immediate action (or lack thereof) is required now and how to stay informed as the regulations officially come into force.

Ready to navigate the new meth rules with confidence and protect your rental investment?

Read the full article here: Understanding the New Meth Rules for Your Rental Property