What Is A Business Registration Number? Should You Lose Your Sleep Over It? Let’s Find Out!

By Piyasa Mukhopadhyay

04 December 2025

8 Mins Read

A business registration number is like a special ID for your business, assigned by government authorities.

It helps to officially recognize your business entity. I was reminiscing about my initial days when I was writing this.

When I was starting a new business, I got to know that there were several important steps to take.

Trust me, these will ensure that you’re fully prepared to provide your products or services.

In fact, it ensures that you will not shy away. Rather, you will comply with all the necessary regulations.

It’s essential to know that a business registration number isn’t the same as a federal employer identification number (EIN).

So, read this article if you are wondering what is a business registration number and how you can get one.

What Is A Business Registration Number (BRN)?

A Business Registration Number (BRN) is a unique identifier. The government issues it. This is necessary to confirm a business is legally registered.

In fact, it acts as proof that the business exists. Additionally, it is necessary for important tasks like filing taxes and opening bank accounts.

Also, you can use this to apply for licenses or government contracts.

Getting a BRN is a vital step for any business. So, as you want to operate legally, get a BRN right away! Oh, guess what? You can also take advantage of various benefits.

What Are The Various Types Of Business Identifiers?

When it comes to business registration, there are several types of identification numbers that you might come across.

These IDs are essential for various legal and financial processes. So it’s important to keep track of them!

Here’s a quick rundown:

1. Business Registration Number (BRN)

This is a unique identifier given to businesses to help distinguish them from one another.

2. Company Registration Number (CRN)

This number is assigned by the state or country where your business is registered.

It serves as a general identifier for incorporated companies. In fact, it is sometimes called a commercial registration number.

3. Employee Identification Number (EIN)

This nine-digit number is issued by the IRS and is mainly used for tax reporting.

Typically, you’ll find it being used by LLCs and corporations, and its format looks like this: XX-XXXXXXX.

4. State Registration Number

This number is provided when a business registers with the Secretary of State in its home state.

Are Business Registration Number (BRN) and Employer Identification Number (EIN) The Same?

Generally, the Employee Identification Number and the Business Registration Number are considered two different things.

It’s because EIN is a very unique ID. IRS issues this to companies for tax purposes.

On the other hand, BRN is an identifier. Why? Because government agencies use to track businesses.

Business Registration Number	Employer Identification Number
It is issued by a government agency. Also, you can get it from a regulatory authority.	It is issued by the Internal Revenue Service (IRS)
You will use this to identify the businesses. Of course, it is applicable the country of registration.	You can use this for tax reporting. In fact, it also helps to identify business entities.
When you need to track businesses for taxation, you can use it. Additionally, you can use it for regulation and legal purposes.	Required for businesses that want to hire employees, work as a corporation or partnership, and have other tax obligations.
Also known as a company registration number (CRN)	It is a business’s equivalent of a Social Security number used for tax purposes

Why Do I Need A Business Registration Number?

There are plenty of times when a business needs to prove its identity to different authorities using a Business Registration Number (BRN).

While it’s not mandatory to have one, obtaining a BRN can really help protect your business from potential risks in the future.

If you’re wondering why you or your company should consider getting a BRN, here are a few reasons to think about:

1. Transparency And Legitimacy

A BRN acts as a solid confirmation of your business’s legitimacy. Additionally, it’s readily accessible. You just have to search for it into the public registry.

So, stakeholders, like investors and creditors, can easily check if your company is operational and trustworthy.

2. Administrative Tasks

You’ll need a BRN for various administrative functions, too, like opening a business bank account, handling tax matters, and applying for necessary licenses.

3. Taxation And Regulations

Having this number simplifies the job for the IRS when it comes to tracking businesses for taxation and regulatory purposes.

4. Legal Purposes

A BRN is also very important for legal identification. Additionally, it is often required in legal documents. In fact, you will also need it in contracts.

Overall, securing a BRN can offer peace of mind. Also, it can save you from headaches down the road.

How To Check Your Business Registration Number?

When you look up a business registration number, you’re really checking to see if that number is legitimate and if the business is properly registered.

This verification is important because it helps you avoid potential legal issues and ensures that you’re dealing with a credible business.

There are several ways you can verify a business’s registration number:

First, you can check with the Secretary of State’s office in your state. Most businesses in the U.S. register at the state level.

Additionally, each state has its own search tool to help verify business registration numbers.

Another option is the SEC’s EDGAR system. This federal database allows you to look up publicly traded companies by entering the company name, ticker symbol, or CIK number to find the relevant information.
Finally, various online platforms offer automated Know Your Business systems. Additionally, these tools gather data from government agencies.

So, this makes it easy to verify multiple businesses at once.

Using these resources can help you determine whether the companies you’re considering working with are legitimate and compliant with regulations.
This not only protects you from legal complications but also supports maintaining healthys.

What Is The Process Of Getting A Business Registration Number (BRN)?

These are the only steps you need to get your Business Registration number.

So, if you are still wondering what is a business registration number and how to get it, this is your cue:

Firstly, you must decide what the legal structure of your business will look like. Even though this sounds basic, most people get it wrong.

Once you have put your thoughts into it, you will have a clear picture of your business’s legal structure.

Then, you have to apply for an EIN. This is an Employer Identification Number. You must apply this from the IRS.

Additionally, you can download the SS-4 Form and fax it to the IRS.

Now, the important part. You MUST register your business with the state.

You can register your business with the Secretary of State’s office, a Business Bureau, or a Business Agency.

To do this, submit your formation documents and pay the required fees.

Whether you need to do this online or in person depends on your state. It’s best to check your state’s specific requirements.

Let’s say you wish to create a legal entity. This can be an LLC or, partnership.

Additionally, it can also be a tax-exempt organisation or corporation. Whatever it is, you have to form your entity with the state beforehand.

If not done, then your EIN application might get delayed.

What Are The Costs To Get A Business Registration Number In The USA?

Were you wondering about it all this time, aren’t you? Well, yes, there are some costs.

Additionally, when you are starting a business in the US, you will have its fair share of costs.

So, it’s important to keep these expenses in mind as you plan your expansion.

Of course, I will help you with all that I know. So, come with me and check these out!

Business name registration fee: This usually ranges from $50 to $150, depending on the state.
State registration fee: This can vary quite a bit, from $50 to $800, again depending on where you’re setting up shop.
Notary and legal services: You might spend anywhere from $500 to $2,000 if you decide to hire professionals to help you navigate the legal requirements.
Bank account setup: Opening a business bank account is generally pretty affordable, costing you anywhere from free to about $100.
Accounting and annual compliance: Don’t forget to budget for ongoing costs, which can run between $300 and $1,200 each year.

What Is A Business Registration Number And Related Details Explained

In a nutshell, a business registration number (BRN) is essentially a code. You will get yours from your respective government agency.

Additionally, you will need it to officially register your business.

It plays a key role in tax filing. In addition, it also helps demonstrate to others that a business is meeting legal requirements.

Are you a resident in the U.S? Do you need to get a business registration number? Well, you mustn’t worry anymore!

Now, you can easily apply through the IRS website. In fact, you can also do it by filling out Form SS-4.

If you’re trying to locate your BRN, check the documents you received when you registered your business, or feel free to reach out to the IRS website for help.

Frequently Asked Questions (FAQs)

1. What Is A Business Registration Number?

A business registration number is a unique identifier assigned to a business by a government or regulatory authority. This number serves as the business’s official identity.

2. How Many Digits Is A Business Registration Number?

A business registration number in the U.S. can have different lengths depending on the type, but the most common one, the Employer Identification Number (EIN), is nine digits long

3. Is Business Registration the Same As EIN?

No, business registration and an EIN are not the same; they are distinct but often complementary requirements.

4. How Can You Get An EIN?

You can easily apply for your EIN online through the IRS website. The application takes place in one session.

You will need to provide basic information about your business, such as its name, address, and structure.

After you apply, you will receive your EIN right away.

5. What Documents Do You Need For An EIN Application?

To start your business, you’ll need some important documents, which may vary based on your business type. Here’s a list of what you will likely need:

• Social Security Number (SSN) or Individual Taxpayer Identification Number (ITIN): This is for the main person in charge of your business.
• Business formation documents: This includes papers like your Articles of Incorporation or Certificate of Organization that officially set up your business.

Piyasa Mukhopadhyay

For the past five years, Piyasa has been a professional content writer who enjoys helping readers with her knowledge about business. With her MBA degree (yes, she doesn't talk about it) she typically writes about business, management, and wealth, aiming to make complex topics accessible through her suggestions, guidelines, and informative articles. When not searching about the latest insights and developments in the business world, you will find her banging her head to Kpop and making the best scrapart on Pinterest!

What Is A Business Registration Number? Should You Lose Your Sleep Over It? Let’s Find Out!

What Is A Business Registration Number (BRN)?