BRN vs CRN in Hong Kong

The Most Important Number for Hong Kong Companies in 2026
Are you a tech founder or e-commerce entrepreneur running or launching a Hong Kong company in 2026? There is one critical number that matters more than anything else for your day-to-day operations: your BRN (Business Registration Number).

Many business owners still confuse the BRN with the CRN (Company Registration Number). In 2026, this simple mistake can delay your banking, block your Stripe or PayPal setup, and even get your Amazon or Shopify account suspended.
In this video, we clear up the confusion once and for all so you can keep your business running smoothly.


CRN vs. BRN: The Key Differences
• CRN (Company Registration Number): A 7-digit number issued by the Companies Registry on the day you incorporate. It lives on your Certificate of Incorporation and serves largely as a historical record for paper validity.
• BRN (Business Registration Number): An 8-digit number issued by the Inland Revenue Department (IRD). Following the full Unique Business Identifier (UBI) rollout, the BRN is now your official primary identifier. It is the single number that banks, tax authorities, and platforms actually care about.

Why the BRN is Essential for Your Business
• For Tech, SaaS, AI, & Fintech Founders: Your BRN is required to open virtual bank accounts (like AirWallex or HSBC), connect payment gateways (Stripe and PayPal), file profits tax returns, and claim offshore tax exemptions.
• For E-commerce Entrepreneurs: Amazon Seller Central, Shopify Payments, Lazada, and Shopee all require strict BRN verification for ongoing platform compliance.

Your BRN Action Checklist
Once you receive your BRN, make sure to handle these steps immediately:
1. Update it across all bank accounts and virtual banking apps.
2. Add the number directly to your client invoices and corporate contracts.
3. Verify it on all your e-commerce marketplaces and payment gateways.
4. Set calendar reminders for renewal, as the BRN must be renewed every 1 or 3 years.

3 Big Mistakes to Avoid
• Confusing your BRN with your CRN on official platform forms.
• Missing your mandatory 1-year or 3-year renewal window.
• Forgetting to re-verify and update your platforms after your registration is renewed.

Work With Captime
Setting up a business shouldn't mean drowning in compliance paperwork. At Captime, we help tech and e-commerce founders get their Hong Kong companies set up correctly from day one. From securing the right BRN to managing banking introductions and full corporate compliance, we handle the heavy lifting so you can focus on growth.