How do you make sure your business is set up the right way before registering it? A lot of people rush into it without realising how much planning goes into the process. It’s exciting to start something new, but skipping key steps can lead to legal or financial headaches later. 

Taking the time to sort out the details now can save you money, stress, and unexpected setbacks down the line. If you’re setting up a small business or a larger company, knowing the requirements will make everything run much smoother.

Red Fish Accountancy doesn’t just help you register your company, we make sure you’re setting it up for long-term success. Choosing the right structure for handling tax registrations and staying compliant, our goal is to make the process as simple as possible, so you can focus on running and growing your business without worrying about the paperwork.

What Is Company Formation in the UK?

Company formation in the UK is the legal process of incorporating a business, which establishes it as a separate legal entity distinct from its owners. 

This process is managed by Companies House, the UK’s official registrar of companies. Registering your business not only provides legal recognition but also safeguards your company name and offers potential tax advantages.

When you incorporate a company, it gains its own legal status, allowing it to enter into contracts, incur debts, and manage its finances independently of its owners. This separation is particularly advantageous for business owners seeking to protect their personal assets, as it limits personal liability for the company’s obligations. 

According to the UK government, upon successful registration, you’ll receive a ‘certificate of incorporation,’ confirming the company’s legal existence and detailing its company number and date of formation.

Beyond legal recognition, incorporation can enhance your business’s credibility with clients and suppliers, as it demonstrates a commitment to formal business practices. Additionally, forming a limited company can offer tax benefits. For instance, companies pay Corporation Tax on their profits, which may be more tax-efficient compared to the income tax rates applicable to sole traders.

It’s important to note that while incorporation provides these benefits, it also comes with responsibilities, such as adhering to regulatory requirements and maintaining transparent financial records. Therefore, it’s crucial to assess whether forming a limited company aligns with your business goals and circumstances.

Why Choose a Limited Company Structure?

Choosing the right business structure is one of the most important decisions you’ll make when starting a business. One of the most popular options is setting up a private limited company (Ltd). This structure provides legal protection, tax benefits, and a professional status that can help your business grow. But before you register your company, it’s important to understand how this structure works and whether it aligns with your business goals.

Limited Liability: Protecting Personal Assets

One of the biggest advantages of forming a limited company is limited liability. This means that the business is legally separate from its owners (shareholders), so personal finances are protected if the company runs into financial trouble.

For example, if a sole trader faces debts, their personal assets, including their home or savings, could be used to cover the liabilities. In contrast, with a limited company, shareholders are only responsible for the amount they invested, ensuring their personal wealth is not at risk beyond their shareholding.

Limited liability is a key reason many entrepreneurs choose incorporation, as it offers an extra layer of security when dealing with clients, suppliers, or lenders. 

Tax Efficiency: Lowering Your Tax Burden

Limited companies can benefit from lower tax rates compared to self-employed individuals. While sole traders pay Income Tax on profits up to 45%, limited companies pay Corporation Tax, which is currently 25% on profits over £50,000 and 19% on profits under £50,000.

Additionally, company directors can pay themselves through a combination of salary and dividends, which can reduce overall tax liability. Since dividends are taxed at a lower rate than income tax, this structure can be much more tax-efficient than operating as a sole trader.

Moreover, limited companies can also claim a wider range of expenses, including office costs, salaries, and business-related travel, further reducing their taxable income. These financial advantages make this structure a smart choice for businesses looking to manage their tax burden effectively.

Professional Image: Gaining Credibility

Being a limited company can also make your business look more established and professional. Many larger organisations and government bodies prefer to work with incorporated businesses rather than sole traders, as it demonstrates a commitment to long-term stability.

Having “Ltd” after your company name can also boost your credibility when dealing with clients, suppliers, and investors. It signals that your business follows a formal structure, which can be particularly beneficial when negotiating contracts or applying for funding.

Is a Limited Company Right for Your Business?

While a limited company offers many advantages, it may not be the right fit for everyone. There are additional responsibilities, such as:

  • Filing annual accounts with Companies House
  • Keeping detailed financial records
  • Following strict compliance requirements

If you prefer a simpler setup with fewer administrative duties, operating as a sole trader might be a better option. However, if you want legal protection, tax benefits, and a more professional business structure, setting up a limited company can be a smart long-term decision.

Steps to Take Before Registering Your Business

Here are some key steps you should take to ensure everything is set up correctly.

1. Conduct Market Research

Before registering your business, you need to understand the demand for your product or service. Market research helps you identify who your customers are, what your competitors are doing, and how you can position your business for success. This step is crucial in preventing you from entering a saturated or unprofitable market.

2. Choose a Unique Business Name

Your business name needs to be unique and not already registered with Companies House. You can check name availability on the Companies House website. Additionally, if you plan on having a website, securing a matching domain name early on is a smart move.

pie chart in the hands
3. Decide on a Registered Office Address

Every UK business must have a registered office address, this is the official address for receiving government correspondence. The address must be in the UK and will be publicly available on the Companies House register. If privacy is a concern, you can use a professional service to provide a registered address.

4. Appoint Directors and Shareholders

A limited company must have at least one director responsible for running the business and ensuring it complies with legal requirements. You will also need at least one shareholder (who can also be the director). If you are starting the company alone, you can own 100% of the shares.

5. Define the Share Structure

If your company has multiple shareholders, you will need to decide how ownership is divided, and we would strongly recommend you set up a shareholders’ agreement. You must issue a certain number of shares and specify how profits will be distributed among shareholders. Clearly outlining this at the beginning prevents disputes later on.

6. Prepare Legal Documents

You’ll need to draft and submit two important legal documents:

  • Memorandum of Association – A legal statement confirming the intent to form a company, signed by all initial shareholders.
  • Articles of Association – A document outlining the rules for running the company, agreed upon by directors and shareholders.

Many businesses use standard templates, but if you have specific business needs, it’s worth having a professional review these documents.

7. Register with Companies House

Once you have all the necessary details and documents, you can register your company with Companies House online. The registration fee is usually £12, and approval can take as little as 24 hours. Once approved, you’ll receive a Certificate of Incorporation, officially confirming your business’s legal existence.

What to Do After Registering Your Business?

After successfully forming your company, there are additional steps to ensure smooth operations.

Register for Corporation Tax and VAT

If you’re operating as a limited company, you must register for Corporation Tax within three months of starting business activities. If your taxable turnover exceeds the VAT threshold (currently, in 2025, set at £90,000), you must also register for VAT. Even if you don’t hit the threshold, voluntary VAT registration can have financial benefits depending on your industry.

Open a Business Bank Account

A business bank account keeps your personal and company finances separate, making it easier to track income, expenses, and tax obligations. Most banks require your Certificate of Incorporation and proof of identity to open an account.

Value-added tax and taxation concept
Set Up a Bookkeeping and Payroll System

Managing finances correctly from the start is crucial. If you have employees, you’ll need to set up a PAYE (Pay As You Earn) system for payroll and National Insurance contributions and also an automatic enrolment pension scheme. Keeping accurate records will also help when filing annual accounts and tax returns.

Understand Compliance Requirements

Once registered, you must meet ongoing compliance requirements, including:

  • Filing annual accounts with Companies House
  • Submitting a Confirmation Statement (to update company details)
  • Paying Corporation Tax on company profits

Failure to comply with these obligations can result in fines and penalties, so it’s important to stay on top of deadlines.

How Red Fish Accountancy Can Help You Set Up Your Business

Red Fish Accountancy helps entrepreneurs and small business owners in the UK with company formation, tax planning, bookkeeping, and compliance. Our services include:

Starting a business is a big step, but with the right support, you can set up your company with confidence. Let us handle the paperwork so you can focus on growing your business.