邮政日戳是邮政部门经办业务的重要戳记,是以确认邮政局所与用户之间以及局所之间权责关系的印信。邮政日戳证明了邮政企业与用户间形成用邮合同关系,是邮件传递时间和时限的查询依据,也是集邮收藏的一项重要内容。邮政日戳具有法律效力,日戳的使用具有法定性。 Postal post stamp is an important stamp post office handling business is to confirm the post office and the user and between the office of the power and responsibility of India letter. The postal day stamp proves that the formation of a postal contract between the postal enterprise and the user is the basis for inquiring the delivery time and time limit of the postal matter and is also an important content of the philatelic collection. Post date stamp has the force of law, the use of date stamp is legal.