What is a TIN in Sri Lanka?
A Taxpayer Identification Number (TIN) is a unique number issued by the Inland Revenue Department (IRD) of Sri Lanka. It’s essential for:
- Filing tax returns
- Paying income tax or VAT
- Conducting business or freelance services legally
Whether you’re an employee, freelancer, company, or self-employed, you need a TIN to comply with IRD regulations.
✅ Who Needs a TIN?
You need to get a TIN if you are:
- Earning more than the annual tax-free threshold
- Self-employed or running a business
- Working as a consultant, freelancer, or contractor
- Applying for VAT registration
- Importing or exporting goods
- An employer deducting PAYE from employees
📌 How to Get a TIN in Sri Lanka (Step-by-Step)
🧍 For Individuals (Employees, Freelancers, Professionals)
Step 1: Prepare Required Documents
- Copy of National Identity Card (NIC) or Passport
- Proof of address (utility bill, lease, etc.)
- Letter from employer (if applicable)
- Business registration (if self-employed)
Step 2: Visit Your Nearest IRD Office
- Go to the nearest IRD Regional Office
- Request the TIN Registration Form (Form A)
Step 3: Fill and Submit the Form
- Fill out the form with personal and income details
- Submit the required documents
- Receive your TIN within 2–5 working days
📌 Note: Some offices issue the TIN on the same day if documents are complete.
🏢 For Companies or Partnerships
Step 1: Prepare These Documents
- Certificate of Incorporation (for companies)
- Business registration (sole traders/partnerships)
- Board resolution (for companies)
- Details of directors/partners
Step 2: Fill and Submit Form B (TIN registration for businesses)
- Submit to the Corporate Division of the IRD
- TINs are typically issued in 3–7 working days
🌐 Can I Apply for a TIN Online?
Currently, full online registration for TIN is limited, but the IRD Sri Lanka is expanding e-services. You can:
- Download forms online via www.ird.gov.lk
- Contact your regional IRD office to ask about remote submissions
📞 IRD Contact Info & Office Hours
- Hotline: +94 11 213 5000
- Email: info@ird.gov.lk
- Website: www.ird.gov.lk
- Working Hours: 8.30 AM – 4.00 PM (Mon–Fri)
🧠 FAQs About TIN in Sri Lanka
Q: How long does it take to get a TIN?
A: 1–5 working days for individuals; 3–7 for businesses.
Q: Is TIN the same as a tax file number?
A: Yes. In Sri Lanka, TIN is used as the primary tax reference number.
Q: Can I get a TIN without a job?
A: Yes. Even freelancers or unemployed individuals earning taxable income can apply.
💡 Final Tips
- Always keep a copy of your TIN certificate
- Use your TIN when registering for e-services, paying taxes, or filing returns
- If you’re unsure about the process, reach out to a Chartered Accountant or tax consultant
🚀 Need Help with Tax Registration or IRD Filing?
At TaxCalculator.lk, we help individuals and businesses across Sri Lanka:
- Register for TIN
- File IRD returns
- Calculate income taxes and PAYE online
📩 Contact Us or try our Free Tax Calculator Tool now!

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