| Company | Plant Location | MPa | Start Date | Expiry Date | Certificate |
|---|---|---|---|---|---|
| Firth Industries | Albany | 50 | 01 Nov 2025 | 31 Oct 2026 | Download PDF |
| Amberley | 50 | 01 May 2025 | 30 Apr 2026 | Download PDF | |
| Aotea Quay | 50 | 01 Aug 2025 | 31 Jul 2026 | Download PDF | |
| Ashburton | 50 | 01 May 2025 | 30 Apr 2026 | Download PDF | |
| Auckland Airport | 50 | 01 Nov 2025 | 31 Oct 2026 | Download PDF | |
| Auckland Airport Pavement | 50 | 01 Nov 2025 | 31 Oct 2026 | Download PDF | |
| Belmont | 50 | 01 Aug 2025 | 31 Jul 2026 | Download PDF | |
| Blenheim (Tuamarina) | 50 | 01 May 2025 | 30 Apr 2026 | Download PDF | |
| Bromley | 50 | 01 May 2025 | 30 Apr 2026 | Download PDF | |
| Christchurch (Hornby) | 50 | 01 May 2025 | 30 Apr 2026 | Download PDF | |
| Darfield | 50 | 01 May 2025 | 30 Apr 2026 | Download PDF | |
| Dargaville | 50 | 01 Nov 2025 | 31 Oct 2026 | Download PDF | |
| Edendale (New) | 50 | 22 Sep 2025 | 21 Dec 2025 | Download PDF | |
| Geraldine | 50 | 01 Aug 2025 | 30 Apr 2026 | Download PDF | |
| Fairlie (Satellite) | 50 | 01 May 2025 | 30 Apr 2026 | Download PDF | |
| Green Island (Dunedin) | 50 | 01 May 2025 | 30 Apr 2026 | Download PDF | |
| Greymouth | 50 | 01 May 2025 | 30 Apr 2026 | Download PDF | |
| Hamer Street | 50 | 01 Nov 2025 | 31 Oct 2026 | Download PDF | |
| Hamilton A | 50 | 01 Feb 2025 | 31 Jan 2026 | Download PDF | |
| Hamilton B (Satellite) | 50 | 01 Feb 2025 | 31 Jan 2026 | Download PDF | |
| Harewood (Canterbury Concrete) | 50 | 01 May 2025 | 30 Apr 2026 | Download PDF | |
| Hastings | 50 | 20 Aug 2025 | 31 Jul 2026 | Download PDF | |
| Napier (Satellite) | 50 | 20 Aug 2025 | 31 Jul 2026 | Download PDF | |
| Hawera | 50 | 01 Aug 2025 | 31 Jul 2026 | Download PDF | |
| Henderson | 50 | 01 Nov 2025 | 31 Oct 2026 | Download PDF | |
| Invercargill | 50 | 01 May 2025 | 30 Apr 2026 | Download PDF | |
| Kaiwaikawe Wind Farm A | 50 | 02 Oct 2025 | 31 Oct 2026 | Download PDF | |
| Kaiwaikawe Wind Farm B (Satellite) | 50 | 02 Oct 2025 | 31 Oct 2026 | Download PDF | |
| Kaiwera Windfarm Plant A | 50 | 28 Jun 2025 | 30 Apr 2026 | Download PDF | |
| Kaiwera Windfarm Plant B (Satellite) | 50 | 30 Jul 2025 | 30 Apr 2026 | Download PDF | |
| Katikati | 50 | 01 Feb 2025 | 31 Jan 2026 | Download PDF | |
| Leonard Road | 50 | 01 Nov 2025 | 31 Oct 2026 | Download PDF | |
| Mangawhai | 50 | 01 Nov 2025 | 31 Oct 2026 | Download PDF | |
| Manukau | 50 | 01 Nov 2025 | 31 Oct 2026 | Download PDF | |
| Matakana | 50 | 01 Nov 2025 | 31 Oct 2026 | Download PDF | |
| Mount Maunganui A | 50 | 01 Feb 2025 | 31 Jan 2026 | Download PDF | |
| Mount Maunganui B New (Satellite) | 50 | 01 Feb 2025 | 31 Jan 2026 | Download PDF | |
| New Plymouth B | 50 | 01 Aug 2025 | 31 Jul 2026 | Download PDF | |
| Oamaru | 50 | 01 May 2025 | 30 Apr 2026 | Download PDF | |
| Hilderthorpe (Satellite) | 50 | 01 May 2025 | 30 Apr 2026 | Download PDF | |
| Palmerston North | 50 | 01 Aug 2025 | 31 Jul 2026 | Download PDF | |
| Paraparaumu | 50 | 01 Aug 2025 | 31 Jul 2026 | Download PDF | |
| Levin (Satellite) | 50 | 04 Sep 2025 | 31 Jul 2026 | Download PDF | |
| Pukekohe | 50 | 01 Nov 2025 | 31 Oct 2026 | Download PDF | |
| Puketona | 50 | 01 Nov 2025 | 31 Oct 2026 | Download PDF | |
| Queenstown | 50 | 01 May 2025 | 30 Apr 2026 | Download PDF | |
| Richmond (Nelson) | 50 | 01 May 2025 | 30 Apr 2026 | Download PDF | |
| Rolleston | 50 | 01 May 2025 | 30 Apr 2026 | Download PDF | |
| Rotorua | 50 | 01 Feb 2025 | 31 Jan 2026 | Download PDF | |
| Silverdale | 50 | 01 Nov 2025 | 31 Oct 2026 | Download PDF | |
| Stratford | 50 | 01 Aug 2025 | 31 Jul 2026 | Download PDF | |
| Taupo | 50 | 01 Feb 2025 | 31 Jan 2026 | Download PDF | |
| Te Awamutu | 50 | 01 Feb 2025 | 31 Jan 2026 | Download PDF | |
| Thames | 50 | 01 Feb 2025 | 31 Jan 2026 | Download PDF | |
| Tokoroa | 50 | 01 Feb 2025 | 31 Jan 2026 | Download PDF | |
| Waiheke Island | 50 | 01 Nov 2025 | 31 Oct 2026 | Download PDF | |
| Wanaka | 50 | 01 May 2025 | 30 Apr 2026 | Download PDF | |
| Washdyke (Timaru) | 50 | 01 May 2025 | 30 Apr 2026 | Download PDF | |
| Wellsford | 50 | 01 Nov 2025 | 31 Oct 2026 | Download PDF | |
| Whakatane | 50 | 01 Feb 2025 | 31 Jan 2026 | Download PDF | |
| Whangamata | 50 | 01 May 2025 | 31 Jan 2026 | Download PDF | |
| Whangarei | 50 | 01 Nov 2025 | 31 Oct 2026 | Download PDF | |
| Marsden (Satellite) | 50 | 01 Nov 2025 | 31 Oct 2026 | Download PDF | |
| FNR Concrete Limited | Kaitaia (New Plant) | 50 | 01 Nov 2025 | 31 Oct 2026 | Download PDF |
| Formstress Precast Limited | Waiuku | 50 | 01 Nov 2025 | 31 Oct 2026 | Download PDF |
