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  1. Limited liability company (LLC) - Internal Revenue Service

    Oct 9, 2025 · Review information about a Limited Liability Company (LLC) and the federal tax classification process.

  2. Employer identification number | Internal Revenue Service

    Jul 31, 2025 · Before you apply Form your entity first: If you’re creating a legal entity (LLC, partnership, corporation), register it with your state before you apply for an EIN. This includes …

  3. Get an employer identification number | Internal Revenue Service

    If you are forming a legal entity (LLC, partnership, corporation or tax exempt organization), form your entity through your state before you apply for an EIN. If you don’t form your entity with …

  4. Single member limited liability companies | Internal Revenue Service

    Review information about the Limited Liability Company (LLC) structure and the entity classification rules related to filing as a single-member limited liability company.

  5. Report beneficial owner information - Internal Revenue Service

    FinCEN's beneficial ownership information pages provide: Answers to frequently asked questions Infographics about key filing dates PDF An introductory video and more detailed informational …

  6. About Form 8822-B, Change of Address or Responsible Party

    Jun 24, 2025 · Information about Form 8822-B, Change of Address or Responsible Party - Business, including recent updates, related forms, and instructions on how to file. Form 8822 …

  7. S corporations - Internal Revenue Service

    In order to become an S corporation, the corporation must submit Form 2553, Election by a Small Business Corporation signed by all the shareholders. See the Instructions for Form 2553 PDF …

  8. LLC filing as a corporation or partnership - Internal Revenue Service

    Aug 21, 2025 · Review information about the Limited Liability Company (LLC) structure and the entity classification rules related to filing as a corporation or partnership.

  9. Contact your local IRS office | Internal Revenue Service

    6 days ago · You can get help with most tax issues online or by phone. On IRS.gov you can: Set up a payment plan Get a transcript of your tax return Make a payment Check on your refund …

  10. Starting a business - Internal Revenue Service

    Jul 17, 2025 · Find federal tax information for people starting a business, and information to assist in making basic business decisions.