2. 收入 2. Revenue 2022 (百萬元) $M 2021 (百萬元) $M 收費供水 Chargeable supplies 2,193.6 2,268.5 差餉補貼 Contribution from rates 2,888.1 2,856.4 政府對寬減計劃的補貼 Contribution from Government on concessions 2,897.1 3,225.5 政府為用戶提供免費用水的補貼 Contribution from Government on free allowance to consumers 1,171.5 1,129.8 政府樓宇用水 Supplies to Government establishments 162.1 148.3 收費、牌照及可收回支出的工程 Fees, licences and reimbursable works 25.7 25.3 存款利息 Interest from deposits 2.8 10.1 9,340.9 9,663.9 政府對寬減計劃的補貼包括差餉及水費兩部分： (i) 政府對二零二零/二一年度及二零二一/二二年度的差餉寬減計 劃的補貼分別為26.222億元及22.526億元，以彌補於該年度因 實行差餉寬減措施而造成的差額；及 (ii) 政府對二零二零/二一年度及二零二一/二二年度的水費寬減計 劃的補貼分別為6.033億元及6.445億元，以彌補於二零二零年 四月一日至二零二二年三月三十一日因實行非住宅用戶的淡水 收費寬減措施而造成的差額。 政府為用戶提供免費用水補貼的計算方法，是把二零二零/二一年 度及二零二一/二二年度分別為12.2元和12.7元的淡水每單位淨生 產成本（已包括按固定資產平均淨值計算的目標回報額，在相關 年度分別為每單位2.6元和2.8元），乘以按照水錶記錄淡水耗用量 內的免費用水補貼用量。 The Government contribution on concessions comprises two parts: (i) contribution from Government on concession of rates of $2,622.2M in 2020-21 and $2,252.6M in 202122 to cover the shortfall in contribution from rates resulting from the concession of rates granted during the years; and (ii) contribution from Government on concession of water charges of $603.3M in 2020-21 and $644.5M in 2021-22 to cover the shortfall in chargeable supplies resulting from concession of water charges for fresh water consumption for non-domestic purposes from 1 April 2020 to 31 March 2022. The calculation of Government contribution on free allowance to consumers is based on the fresh water net unit production cost of $12.2 and $12.7 for the years 2020-21 and 2021-22 respectively, which has included a target return on ANFA of $2.6 and $2.8 per unit for the respective years, multiplied by the quantity of metered fresh water consumption within the free allowance quantity. 財務及水費 Finance and Water Charges 水務署 二零二一至二二年年報 WSD Annual Report 2021/22 113
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