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7 Documents to Prepare Before Forming a US LLC

A simple checklist for founders who want their U.S. company formation process to move faster, with fewer back-and-forth delays during registration, EIN, banking, and compliance setup.

MAS Formation Team05 Apr 2026USA Company Formation
7 Documents to Prepare Before Forming a US LLC

Confirm your company setup choices

Many delays happen because founders start filing before deciding on the business name, state, entity type, and business activity.

  • Shortlist two or three company names
  • Choose whether you want an LLC or corporation
  • Decide the state of formation based on your business plan
  • Write a one-line summary of what the business actually does

Prepare the documents that help after formation

Formation is only the first step. Banking, tax registration, and platform onboarding usually require additional records.

  • Operating agreement or internal company record
  • Formation certificate once the state approves the filing
  • EIN confirmation when available
  • Business address and contact record for banking and compliance

Build a smoother submission workflow

A clean document pack makes the entire process easier for formation providers, banks, and tax teams.

  • Store files in one folder with clear file names
  • Use PDF versions wherever possible
  • Keep copies of submitted forms and approval notices
  • Review every document before sharing it with service providers