In United States, government information policy is a set of policies concerned with public access to government information, and the life-cycle of government information including creation、collection、organization、 dissemination、 use 、and weeding. Government information results from the operation of the Government administration and is collected, generated and accessed for which the Government carries out its responsibilities. The people require open and uninhibited access to the government information and understand the Government administration by means of it. This article studies the government information policy in United States with these aspects covering: definition of government information policy, the origninal and meaning of government information policy, the differences between national information policy and government information policy, the implication and principles of government information policy, state information policy, and local information policy in United States.