A Maine Certificate of Amendment is a legal document that is used to make changes to an existing business structure in the state of Maine. It is a document that is filed with the Maine Secretary of State and is used to make changes to corporate entities such as corporations, limited partnerships, and limited liability companies. It can be used to make changes to the corporate name, the registered office address, the registered agent, the authorized shares, the authorized directors, and other elements of the entity. There are three main types of Maine Certificate of Amendment: Certificate of Amendment of Articles of Incorporation, Certificate of Amendment of Limited Partnership, and Certificate of Amendment of Limited Liability Company.