For individuals to use as a guide to prepare your tax information.

For commercial fishermen to use as a guide to prepare tax information.

For small business & corporations to use as a guide to prepare tax information.

The SBA Paycheck Protection Program Loan Forgiveness Application.

Maine Revenue Service – Sales tax exemption card for Commercial Fishing or Commercial Aquaculture.

Use this form as a guide for submitting your quarterly payroll figures.

Corporations – File by March 15th or September 15th with an extension.

Individuals, Partnerships, and LLCs – File by April 15th or October 15th with an extension.

January 31st.

In most cases you have three years from the date of original filing to amend taxes.