Complete IRS Form 1128, Application To Adopt, Change, or Retain a Tax Year. Any type of Massachusetts business entity, including individuals, partnerships, LLCs, corporations, cooperatives and non-profits, can use this form. Give the IRS the ending date of the new tax year in Section 2. On the second page of the form, you may request automatic approval of the request under certain circumstances. If the application is approved, you have to file Form 990, for a short-year corporate tax return.
Obtain a Certificate of Change of Fiscal Year End from the Commissioner of Revenue, 1 Ashburton Place, Boston, Massachusetts 02108-1512. This form is for non-profit corporations and is also available on the Massachusetts Secretary of State website. You must include the new fiscal-year end date and the corporation's principle business address. Return it to the Commissioner of Revenue for written permission to change your fiscal year.
Obtain Form 13, Notice of Designation of Fiscal Year End from the Massachusetts Department of Revenue if you are representing a newly organized for-profit corporation. Fill in the requested information, including the business name and address, as well as the proposed new fiscal year-end, and mail the form to Massachusetts Department of Revenue, 200 Arlington Street, Room 4300, Chelsea, MA 02150.