All business corporations organized under the laws of the Commonwealth, except those dissolved prior to July 1, 2004, file on the forms provided below. The new Massachusetts Business Corporation Act (the Act) has taken effect as of July 1, 2004.Tip: Most corporations skip this section. Authorized Shares: List how many shares you'd like to create. An increase in the number of shares or par value can affect initial filing fees. Each share represents ownership in the company, and it entitles the holder to certain types of rights (voting rights, dividends, etc.). Ready to form a corporation?