How to Register Your Business: A State-by-State Guide

Registering your business is one of the first and most important steps on the path to entrepreneurship. It gives you legal protection, credibility with customers and lenders, and access to funding opportunities that are unavailable to unregistered businesses. Yet the process differs significantly from state to state, and choosing the wrong structure can cost you thousands in taxes and liability exposure.

This guide walks you through the key decisions and the registration process so you can get it right the first time.

Choosing Your Business Structure

Before you file anything, you need to decide what type of entity to form. The most common options for small businesses are:

Sole Proprietorship: The simplest structure. You and the business are legally the same entity. There is no formal registration required in most states beyond a local business license, but you get zero liability protection.

Limited Liability Company (LLC): The most popular choice for small businesses. An LLC separates your personal assets from business debts and lawsuits. It also offers flexibility in how you are taxed, either as a sole proprietor, partnership, or corporation.

Corporation (S-Corp or C-Corp): Best for businesses planning to raise investment capital or with multiple shareholders. S-Corps offer pass-through taxation while C-Corps face double taxation but have more flexibility for reinvesting profits.

Partnership: If you are starting a business with one or more partners, you can form a General Partnership, Limited Partnership, or Limited Liability Partnership depending on how you want to share liability.

For most small businesses, an LLC strikes the best balance of simplicity, protection, and tax flexibility.

The Registration Process Step by Step

Step 1: Choose and Reserve Your Business Name

Every state requires your business name to be distinguishable from existing registered entities. Search your state's business name database, which is usually available on the Secretary of State website. If your desired name is available, many states let you reserve it for 60 to 120 days while you complete the registration process.

Step 2: File Your Formation Documents

For LLCs, you file Articles of Organization. For corporations, you file Articles of Incorporation. These documents include your business name, registered agent, principal address, and the names of owners or organizers.

Filing fees vary widely by state:

• Wyoming, New Mexico, and Kentucky are among the most affordable at $100 or less
• California charges $70 for filing but adds an $800 annual franchise tax
• Massachusetts and Illinois charge between $500 and $750 for LLC formation
• States like Nevada and Delaware are popular for their business-friendly laws but may not be the best choice if you operate locally

Step 3: Get Your EIN

An Employer Identification Number from the IRS is free and takes about five minutes to obtain online at irs.gov. You need an EIN to open a business bank account, hire employees, and file taxes. Even if you are a solo operation, having an EIN keeps your Social Security number off business documents.

Step 4: Register for State and Local Taxes

Depending on your state and industry, you may need to register for sales tax collection, withholding tax, unemployment insurance, or other state-specific taxes. Check with your state's Department of Revenue for the full list of requirements.

Step 5: Obtain Business Licenses and Permits

Business license requirements vary by city, county, and state. Common licenses include a general business license, professional licenses for regulated industries, health permits for food businesses, and zoning permits for home-based businesses. Your local SBDC can help you identify exactly which licenses you need.

Common Mistakes to Avoid

Choosing the cheapest state instead of your home state. Forming an LLC in Delaware or Wyoming when you operate in California means you register and pay fees in both states. Unless you have a specific legal reason, register where you do business.

Skipping the operating agreement. Even single-member LLCs should have a written operating agreement. It strengthens your liability protection and prevents disputes if you add partners later.

Forgetting annual filings. Most states require annual or biennial reports and fees to keep your entity in good standing. Miss these and your business can be administratively dissolved, which strips your liability protection.

Mixing personal and business finances. From day one, open a separate business bank account. Commingling funds is the fastest way to lose the liability protection your LLC provides.

Get Help for Free

Navigating business registration does not have to be confusing or expensive. SBEC offers free business startup consultations where our advisors walk you through every step of the registration process for your specific state and situation. We can also connect you with affordable legal resources if your situation is more complex.