How to get tax identification number after CAC registration
Just registered your business with the Corporate Affairs Commission (CAC)? Your next step is getting your Tax Identification Number (TIN) — now called the Tax ID — sorted out. Without it, you can’t open a corporate bank account, file taxes, register for VAT, or bid for government contracts.
The good news: since the rollout of the Nigeria Tax Administration Act (NTAA) 2025 and the new unified Tax ID Portal (live from January 1, 2026), the process is faster and largely automatic for registered companies. Here’s exactly how it works.
What Changed: TIN vs. the New Tax ID
Nigeria has moved from the old, separate TIN system to a harmonized Tax ID issued jointly by the Joint Tax Board (JTB) and the Nigeria Revenue Service (NRS). Under the new rules:
- For businesses: Your CAC registration number (RC or BN number) now doubles as your Corporate Tax ID.
- For individuals: Your National Identification Number (NIN) automatically serves as your personal Tax ID.
- Physical TIN certificates are no longer issued — a portal printout or PDF confirmation is your official proof.
- The service is completely free. You never need to pay an agent to “process” your TIN.
Do You Automatically Get a TIN After CAC Registration?
In many cases, yes. CAC and the tax authorities operate an inter-agency data-sharing arrangement, so newly incorporated companies are often assigned a Tax ID automatically at the point of registration. However, you should still verify this yourself rather than assume — some businesses, especially those registered before the new system or through certain registration channels, may need to retrieve or register their Tax ID manually.
Step-by-Step: Retrieving Your Tax ID Using Your CAC Number
If your company hasn’t been auto-assigned a Tax ID, or you simply want to confirm and retrieve it, follow these steps:
- Visit the official Tax ID portal. Use the recognized government platform for Tax ID retrieval (search “Nigeria Tax ID portal” or check the JTB/NRS website to get the current live link, as agencies occasionally update their domains).
- Click on the “Corporate” tab on the homepage.
- Select your organisation type (Limited Liability Company, Business Name, Incorporated Trustee, etc.).
- Enter your CAC registration number — use only the digits, excluding the RC or BN letters.
- Click “Retrieve Tax ID.”
- Your 13-digit Tax ID will be displayed instantly. Save or screenshot this as your proof of registration.
What If Your Business Has No Tax ID Yet?
If retrieval returns no result, that means your business hasn’t been registered in the tax system at all, and you’ll need to complete fresh registration instead of retrieval. For this:
- Gather your CAC incorporation documents (Certificate of Incorporation, Memorandum and Articles of Association or Status Report).
- Have your company’s registered address and the directors’ means of identification ready.
- Register through the appropriate NRS/JTB online registration channel, or visit a tax office in person if you prefer offline assistance.
- Once approved, your company is issued a Tax ID and enrolled for further tax administration.
Next Step: Enrol on TaxPro Max
Getting your Tax ID is just the entry point. To actually file returns, remit VAT, PAYE, and Withholding Tax, or obtain a Tax Clearance Certificate, your company also needs to enrol on TaxPro Max, the NRS’s tax administration platform. This is where ongoing compliance — filing, payments, and clearance certificates — actually happens.
Common Mistakes to Avoid
- Mismatched details: Ensure your company name, address, and registration number match exactly across your CAC documents and the Tax ID portal. Discrepancies are a leading cause of failed verification.
- Paying agents for a free service: Tax ID registration and retrieval cost nothing. Be wary of anyone charging a fee to “expedite” it.
- Assuming old TIN certificates still work: If your company was issued a TIN before the 2026 rollout, confirm it has carried over to the new Tax ID system rather than assuming it’s still valid as-is.
- Skipping TaxPro Max enrolment: Having a Tax ID doesn’t mean you’re fully compliant — you still need to register for the specific taxes that apply to your business.
FAQs
Is a Tax ID the same as a TIN? Yes — the Tax ID is the new, harmonized version of the TIN under the 2025/2026 tax reforms. It replaces previously issued TINs and serves the same core purpose: identifying you or your business for tax administration.
How long does it take to get a Tax ID after CAC registration? For companies eligible for automatic issuance, it can be immediate. If manual registration is required, it typically takes a few business days, depending on document verification.
Do I need a Tax ID to open a business bank account? Yes. Banks require a valid Tax ID to open or fully activate a corporate account in Nigeria.
Is the Tax ID registration process free? Yes, entirely free through official government channels. Never pay a third party for basic registration or retrieval.
Tax administration rules in Nigeria have changed significantly with the 2025/2026 reforms, and processes may continue to be updated. Always confirm current steps and portal links via the official NRS or JTB website before proceeding.
Just registered your business with the Corporate Affairs Commission (CAC)?
