解除房屋合同协议书哪位手上有?

房屋买卖协议的格式如下： 房屋买卖协议书 甲方(卖方)：                                                                       身份证号 乙方(买方)：                                                                       身份证号 一、甲方自愿将坐落在                                                                       市                                                                       镇                                                                       村                                                   号(自建住 宅)的房屋，东至                                                                                           南至                                                                       西至                                                                       北至                                                                                                               建筑面积                                                             平方米，出售给乙方。 二、甲、乙双方议定的上述房屋成交价格为人民币(大写)共                                                             万                                                   仟                                                   佰圓(小写                                                                       元)，乙方在                                                             年                                                             月           日           前，一次付给甲方。 三、双方同意于                                                   年                               月                               日由甲方将上述房屋交付给乙方所有。 四、甲方保证上述房屋产权清楚，若发生与甲方有关的产权纠纷，由甲方责任。甲方应协助乙方办好过户手续。 五、办理房屋过户手续所缴纳的税费，由                                                                                 方负担。 六、本协议经双方盖章后，经房地产交易主管机关审核后，上述房屋产权归乙方所有。 七、甲、乙双方同意上述协议，各无异议，不得反悔。 八、本协议一式三份，甲、乙、中证人各执一份。 '甲方(签字)：                                                                                 章 乙方(签字)：                                                                                 章 中证人(签字)：                                                                                                                                                                 章 收起