| 1F |
秘書處 Department of Secretarial Affairs
會客室 Reception Room
視聽室 Audiovisual Room
哺集乳室 Breastfeeding Room |
| 2F |
監測資訊司 Department of Monitoring and Information
檔案室 Archives |
| 3F |
人事處 Department of Personnel
國會聯絡組 Congressional Liaison Section
新聞公關組 Press & Public Relations Section
職場互助保服務中心 Childcare Center |
| 4F |
會議室 Conference Rooms
招標室 Bidding Room |
| 5F |
部長室 Minister's Office
次長室 Deputy Minister's Office
主任秘書室Chief Secretary's Office
技監參事室Conselor's Office/Superintendent's Office
會議室 Conference Room |
| 7F |
環境保護司 Department of Environmental Protection
水質保護司 Department of Water Quality Protection |
| 8F |
資源循環署 Resource Circulation Administration |
| 9F |
綜合規劃司 Department of Comprehensive Planning
環境管理署北區環境管理中心 Northern Center of Environmental Management, EMA |
| 10F |
會計處 Department of Accounting
法制處 Department of Legal Affairs
政風處 Department of Government Ethics |
| 11F |
大氣環境司 Department of Atmospheric Environment
司機室 Driver's Room |