IRD Number: What It Is & Why You Need It
Understanding your NZ tax number
## IRD Number: Your NZ Tax Number
### What is an IRD Number?
- A unique 8 or 9-digit number
- Used by Inland Revenue Department (IRD) to track your tax
- You need it to work legally in NZ
- Also needed for KiwiSaver, student loans, bank accounts
### Why You Need One
Without an IRD number:
- Your employer must deduct tax at the highest rate (45%)
- You can't join KiwiSaver
- Your bank will deduct extra tax on interest
With an IRD number:
- Pay correct amount of tax
- Can enrol in KiwiSaver
- Bank interest taxed correctly
### How to Apply
**Online Application (fastest):**
1. Go to ird.govt.nz
2. Click "Register as an individual"
3. You'll need:
- Valid visa or NZ citizenship/residency proof
- NZ bank account (or overseas evidence of identity)
- NZ address
4. Verification usually takes a few days
5. Your IRD number arrives by post or you can find it online
**By Post:**
1. Complete IR742 form
2. Include certified copies of ID documents
3. Post to IRD
4. Takes 2-3 weeks
### Documents You Need
**Proof of Identity (one of):**
- NZ passport
- Overseas passport with valid visa
- NZ driver licence
- NZ birth certificate
**Proof of NZ Bank Account:**
- Bank statement
- Letter from bank
### Tax Codes
When you start a job, you complete a Tax Code Declaration (IR330). Common codes:
| Code | When to Use |
|------|-------------|
| **M** | Main job (most common) |
| **S** | Secondary job |
| **SH** | Secondary job, earning over threshold |
| **ME** | Main job + student loan |
| **M SL** | Main job + student loan repayments |
### Tax Rates (2024)
| Income | Tax Rate |
|--------|----------|
| $0 - $14,000 | 10.5% |
| $14,001 - $48,000 | 17.5% |
| $48,001 - $70,000 | 30% |
| $70,001 - $180,000 | 33% |
| Over $180,000 | 39% |
### Important Tips
- Apply for your IRD number as soon as you arrive
- Give your IRD number to your employer before your first payday
- Keep your IRD number private - it's sensitive information
- You can check your IRD number online if you forget it
- Your IRD number stays the same for life
### Useful Resources
- IRD Website: ird.govt.nz
- IRD Phone: 0800 227 774
- MyIR: Your online IRD account