When does the price of stamps change?

The price of stamps in the United States changes when the United States Postal Service (USPS) raises its rates. The USPS may raise rates to cover its costs, which include labor, transportation, and the cost of postage supplies. The USPS is required by law to provide universal postal service, which means that it must deliver mail to all addresses in the United States, regardless of their location or distance from a post office. The USPS also has a mission to provide affordable postal services to all Americans. The USPS Board of Governors sets postal rates and fees. The Board of Governors is made up of 11 members, including the Postmaster General, who is the chairman of the board. The Board of Governors meets regularly to discuss and vote on postal rates and fees. The USPS is required by law to hold public hearings before it raises rates. The public hearings give the public a chance to comment on the proposed rate increases. The USPS also files notices of proposed rate increases with the Postal Regulatory Commission (PRC). The PRC is an independent federal agency that regulates the USPS. The PRC reviews the USPS's proposed rate increases and may decide to approve, modify, or reject them.

Here are some factors that can affect when the price of stamps changes:

- The cost of labor: The USPS is the largest employer in the United States, with more than 600,000 employees. The cost of labor is one of the USPS's biggest expenses, and it has been increasing in recent years.

- The cost of transportation: The USPS uses a variety of transportation methods to deliver mail, including trucks, planes, and trains. The cost of transportation has been increasing in recent years, and this has put pressure on the USPS's budget.

- The cost of postage supplies: The USPS also has expenses for postage supplies, such as stamps, envelopes, and packaging. The cost of postage supplies has been increasing in recent years, and this has also put pressure on the USPS's budget.

The price of stamps is also affected by the volume of mail that the USPS delivers. The USPS has been experiencing a decline in mail volume in recent years, and this has also contributed to the need to raise rates.