Version history
| Status | Document | Version number | Date | Document |
|---|---|---|---|---|
| Current | IHEAB - Method Guide - V4.4 | Version V4.4 | 3 Sep 2026 - 30 Jun 2050 | Download .PDF |
| Previous | IHEAB - Method Guide - V4.3 | Version V4.3 | 1 Jul 2026 - 2 Sep 2026 | Download .PDF |
| Previous | IHEAB - Method Guide - V4.2 | Version V4.2 | 12 Sep 2025 - 30 Jun 2026 | Download .PDF |
| Previous | IHEAB - Method Guide - V4.1 | Version V4.1 | 30 May 2024 - 11 Sep 2025 | Download .PDF |
| Previous | IHEAB - Method Guide - V4.0 | Version V4.0 | 6 Mar 2024 - 24 May 2024 | Download .PDF |
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