The pvrm scheme was announced by the financial secretary in his 2004 - 05 budget as a proposal to raise revenue for the government and to provide more choices of vehicle registration marks to vehicle owners 自订车牌号码计划是财政司司长在2004至05年度财政预算案中公布的建议,目的是增加政府收入及为车主提供更多样化的车牌号码选择。