New Hampshire Change of Registered Agent or Office or Both is a process by which a business entity registered with the New Hampshire Secretary of State can amend its registered agent or registered office information. The process requires the business entity to file an amendment form with the New Hampshire Secretary of State. The types of New Hampshire Change of Registered Agent or Office or Both are: Change of Registered Agent, Change of Registered Office, and Change of Both Registered Agent and Registered Office. The form must include the name and address of the business entity, the name and address of the new registered agent or office, the name and signature of an authorized representative, and the filing fee. After the amendment is approved, the business entity will receive an updated certificate of registration from the New Hampshire Secretary of State.