For example , the proposal to restore salaries tax rates to their 200203 levels would reduce government revenue by 7 billion a year , if implemented , and cause nearly 100 000 taxpayers to fall out of the tax net 举例来说,如果接纳有关建议,把薪俸税回复到二二三年度的水平,不但令政府每年的税收减少70亿元,更会有近100 000人跌出税网。