In this comprehensive guide, I'll walk you through the stepbystep process of forming an S Corporation in Texas in 2024. The first step in starting an S Corp in Texas is to decide on a business name.The name you choose should be unique. The. Corporation section of the Secretary of State can provide you the forms. S corporations are obligated to report their tax-related financial activities annually. To become an S corporation, you must complete and submit Form 2553 with the signatures of all shareholders. The form has four main parts. You may click here to go to our Forms page. Under Business Personal Property Forms, select Personal Property Rendition. General Instructions.