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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. Starting a business - Internal Revenue Service

    Jul 17, 2025 · For information regarding the federal requirement and deadlines for reporting beneficial ownership information, please refer to the Financial Crimes Enforcement Network Beneficial …

  3. Employer identification number | Internal Revenue Service

    Feb 25, 2026 · 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 tax exempt organizations.

  4. Get an employer identification number | Internal Revenue Service

    Jan 12, 2026 · 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 …

  5. When to get a new EIN - Internal Revenue Service

    Mar 2, 2026 · Sole proprietors Corporations (including tax-exempt organizations) Partnerships Limited liability company (LLC) Estates Trusts

  6. IRS Apply for an Employer Identification Number (EIN) online

    Home File Get an employer identification number Apply for an Employer Identification Number (EIN) online Apply for an Employer Identification Number (EIN) Use this assistance to apply for and obtain …

  7. Businesses | Internal Revenue Service

    Aug 19, 2025 · Limited Liability Company or LLC A corporate structure whereby the members of the company cannot be held personally liable for the company's debts or liabilities.

  8. Instructions for Form 1065 (2025) - Internal Revenue Service

    An LLC may be classified for federal income tax purposes as a partnership, a corporation, or an entity disregarded as an entity separate from its owner by applying the rules in Regulations section …

  9. S corporations - Internal Revenue Service

    S corporations are corporations that elect to pass corporate income, losses, deductions, and credits through to their shareholders for federal tax purposes. Shareholders of S corporations report the flow …

  10. Instructions for the Requester of Form W-9 (03/2024)

    We clarified that a Limited Liability Company (LLC) that is a disregarded entity should fill out line 3a by checking the appropriate box for the tax classification of its owner in the first row on line 3a.