Is there a filing required under Texas or federal securities laws? Can one person be the sole shareholder, director, and officer of a corporation?Yes. Certificates of formation can be filed online through SOSDirect 24 hours a day, 7 days a week. The document filed is the Certificate of Formation. Texas articles of incorporation are filed to create a corporation. This guide provides instructions and tips when preparing and filing this legal document. To start a corporation in Texas, you'll need to do three things: appoint a registered agent, choose a name for your business, and file Certificate of Formation. To start a corporation in Texas, you'll need to do three things: appoint a registered agent, choose a name for your business, and file Certificate of Formation. Texas corporation formation requirements from BizFilings. Our Texas guide provides TX incorporation requirements for your business.