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IRD Taxonomy illustrated in Excel and related materials [2025 Edition]
To facilitate early preparation of electronic filing of Profits Tax returns by taxpayers and tax representatives, the updated edition of the IRD Taxonomy package (2025 Edition), including schemas and related materials in English version are provided for download hereunder. The IRD Taxonomy Package and related materials will be uploaded to the Department's website "iXBRL Filing" on 1 April 2026.
| 2025 English IRD Taxonomy illustrated in Excel | Edition | Files |
| For Years of Assessment 2022/23, 2023/24, 2024/25 and 2025/26 | ||
| IRD TC Taxonomy illustrated in Excel | 2025 | Download |
| For Year of Assessment 2025/26 | ||
| IRD FS Taxonomy illustrated in Excel | 2025 | Download |
| IRD FS-PE Taxonomy illustrated in Excel | 2025 | Download |
| IRD Taxonomy Files (including schemas) | 2025 | Download |
| IRD Taxonomy View Files | 2025 | Download |
| 2025 Traditional Chinese IRD Taxonomy illustrated in Excel | Edition | Files |
| For Years of Assessment 2023/24, 2024/25 and 2025/26 | ||
| IRD TC Taxonomy illustrated in Excel | 2025 | Download |
| For Year of Assessment 2025/26 | ||
| IRD FS Taxonomy illustrated in Excel | 2025 | Download |
| IRD FS-PE Taxonomy illustrated in Excel | 2025 | Download |
| IRD Taxonomy Files (including schemas) | 2025 | Download |
| IRD Taxonomy View Files | 2025 | Download |
| English Related Materials | Edition | Files |
| User Guide of IRD iXBRL Data Preparation Tools | 4.0 | Download |
| List of Mandatory Items | 4.0 | Download |
| A Guide to Cover Page for Tax Computation | 4.0 | Download |
| List of Validations and Error Messages | 3.0 | Download |