Latest updates
Building CodeHub resources update – July 2026
Resources added/updated in BCH in July 2026 include:
• MBIE new and updated resources – Product certificates (CodeMark), Determinations and MultiProof approvals.
• BRANZ new and updated resources – Build Articles, Appraisals and a Bulletin.
Resources removed from BCH in July 2026:
• BRANZ Appraisal - withdrawn.
The following resources have been added to Building CodeHub:
MBIE Product Certificates (CodeMark) - new, re-issued and revised:
- CMNZ70204 version: 1 - Forté Millboard Envello Cladding System
- CMNZ70165 version: 2 - LumberTherm Horizontal and Vertical Cladding Systems
- CMNZ70208 version: 0 - Maxi-Butyl Flashing Tape
- CMNZ70056 version: 5 - Firth Ribraft® Floor System
- CMNZ70195 version: 0 - SHIELD Mastic Asphalt System
- CMNZ30144 version: D - Trufill Insulation System
- CMNZ70031 version: 4 - J-Frame
- CMNZ70010 version: 4 - Neuchâtel Permatec Waterproofing System
- CMNZ70132 version: 4 - STOPDIGGING! Ground Screw Foundation System
- CMNZ70219 version: 0 - IBS FutureFloor™
MBIE Determinations:
- 2026/021: An authority’s decision to refuse to issue a dangerous building notice for a private bridge
- 2026/022: The authority’s decision to withdraw a notice to fix relating to the compliance of a shed built along the property boundary
- 2026/023: An authority’s decision to refuse to issue a notice to fix for building work to construct a retaining wall
- 2026/024: An authority’s decision to issue a notice to fix for a change of use of part of a mixed-use building;
MBIE MultiProof Approvals - updated:
- A-10559: New Zealand Defence Force - Large Alpine Hut for RNZE - Helwan 10 Bed Hut
- A-20110: The Living House Limited - The living house - Two bedroom
BUILD articles:
- Flood-resilient homes - Build 208 (2026)
- Connecting two beams to a single post - Build 208 (2026)
- Soundproofing in medium-density housing - Build 208 (2026)
BRANZ Appraisals - new, re-issued and amended:
- Appraisal number 529 (2022) - GAF Asphalt Roof Shingles
- Appraisal number 651 (2024) - Thermakraft Covertek 407 Roof and Wall Underlay
- Appraisal number 798 (2019) - Innova™ Duragroove™ and Durascape™ Façade Systems (Direct Fix)
- Appraisal number 799 (2019) - Innova™ Duragroove™ and Durascape™ Façade Systems (Cavity)
- Appraisal number 942 (2022) - OneSeal™ Multi-fit Pipe and Cable Penetration Seals
- Appraisal number 1292 (2025) - Ecko FrameFit
- Appraisal number 1290 (2026) - EIT Detect Primer
- Appraisal number 1296 (2026) - VaporGard Orange DPM
- Appraisal number 1305 (2026) - BITUTHENE® 3000 Damp Proof Membrane (Bondlast)
- Appraisal number 1306 (2026) - BITUTHENE® 8000 Damp Proof Membrane (Bondlast)
- Appraisal number 1307 (2026) - PREPRUFE® 300R Plus Damp Proof and Tanking Membrane (Bondlast)
- Appraisal number 1308 (2026) - BITUTHENE® 3000 Damp Proof Membrane (Allco)
- Appraisal number 1309 (2026) - BITUTHENE® 8000 Damp Proof Membrane (Allco)
- Appraisal number 1310 (2026) - PREPRUFE® 300R Plus Damp Proof and Tanking Membrane (Allco)
- Appraisal number 1319 (2026) - Warmfloor Undertile Radiant Heating System
BRANZ Bulletins:
Resources removed from Building CodeHub:
BRANZ Appraisals - withdrawn:
- Appraisal number 1177 (2021) - Nuraply TPO Waterproofing Membrane
Notification date: 3 August 2026