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Learn to form & run it

Evergreen, plain-English guides to forming and running a US LLC: formation, naming, registered agents, EIN, taxes, state choice, and compliance.

Choose your next decision

Start with the decision you need to make. Formation, tax identification, banking and recurring filings are separate steps.

Getting started

Structure

LLC vs corporation

Pick the right entity before you file.

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Naming

How to name your LLC

Availability, rules, and reserving a name.

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Documents

What is an operating agreement?

Your LLC's internal rulebook, explained.

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Registered agent

Basics

What is a registered agent?

The role, its limits and important state differences.

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Decide

Do you need a registered agent?

When you can be your own — and shouldn't.

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How-to

How to change your registered agent

Switch providers without a lapse.

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EIN & tax

Tax

What taxes does an LLC pay?

Federal, self-employment, and state.

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Choosing a state

Comparison

Wyoming vs Delaware vs New Mexico

Compare the states against where you operate.

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State choice

Form in your home state?

Compare operating-state and additional-state obligations.

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Staying compliant

Compliance

Annual reports & good standing

Keep your LLC active year after year.

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More guides

Comparison

Best State to Form an LLC as a Non-Resident (2026 Comparison)

Decision guide for non-U.S. founders comparing Wyoming, Delaware, New Mexico and the operating state, with practical tradeoffs for fundraising, annual compliance and banking.

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Comparison

Best State to Form an LLC: Compare Costs and Where You Operate

Compare your operating state, New Mexico, Wyoming and Delaware by registration duties, recurring costs and business plans.

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How-to

How to Form an LLC: Filing Steps, Costs and After-Formation Checklist

A practical LLC formation checklist: choose a state, check the name, appoint an agent, file documents, obtain an EIN and plan ongoing duties.

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How-to

How to Get an EIN for an LLC, With or Without an SSN

Choose the correct IRS EIN application route, prepare Form SS-4, identify the responsible party and avoid duplicate or incorrect applications.

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Comparison

LLC Costs by State: Formation Fees and Recurring Charges Compared

Compare state LLC filing charges, annual and biennial obligations, official sources and check dates across all 50 states and Washington, D.C.

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Comparison

Single-Member vs Multi-Member LLC: Ownership, Taxes and Practical Differences

Compare LLC ownership, default federal tax treatment, operating agreements, adding an owner and special cases for spouses and foreign owners.

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Some links on this page are partner links. We may earn a commission — always labeled. For official filings you can use your state's .gov registry directly. This is general information, not legal or tax advice.