How to File Income Tax Online Malaysia 2026: Complete e-Filing Guide (Step by Step)

TL;DR: Every Malaysian earning above RM34,000 per year (after EPF deduction) must file an income tax return with LHDN — and the easiest way to do it is through the e-Filing system at mytax.hasil.gov.my. Filing is free, takes 30–60 minutes if you have your documents ready, and the deadline for employment income (Form BE) is 30 April each year (extended to 15 May for e-Filing). This guide walks you through the entire process step by step — from first-time registration to submitting your form — so you can stop procrastinating and get it done.

Who Needs to File Income Tax in Malaysia?

Not everyone needs to file. You’re required to file a tax return if your annual employment income exceeds RM34,000 after EPF deductions (roughly RM2,833/month net). If you have business income, rental income, or other non-employment income, the threshold may be lower. Even if your income is below the threshold, you may want to file voluntarily to claim refunds on excess Monthly Tax Deductions (PCB/MTD) your employer withheld throughout the year.

Documents You Need Before Starting

Before you log into e-Filing, gather these documents first. Having them ready will cut your filing time in half:

Step 1: Register for e-Filing (First-Timers Only)

If you’ve never filed taxes before, you need to register for a tax number first. Go to mytax.hasil.gov.my, click “e-Daftar” (e-Register), and fill in your personal details — name, IC number, address, employment info. LHDN will process your registration within 3–5 working days and issue you a tax reference number (usually starting with “SG” or “OG” followed by your IC number). You’ll also receive a PIN number via post or email — keep this safe as you’ll need it for your first login.

If you’ve already been assigned a tax number through your employer (check your EA form — it’ll be listed as “No. Cukai Pendapatan”), you can skip e-Daftar and go straight to activating your MyTax account. Click “First Time Login” on the MyTax portal, enter your IC number and the PIN from LHDN, set your password, and you’re in.

Step 2: Log In to MyTax Portal

Navigate to mytax.hasil.gov.my and log in with your IC number and password. If you’ve forgotten your password, use the “Forgot Password” link — LHDN will send a reset link to your registered email. Once logged in, you’ll see the MyTax dashboard with several options. Click “e-Filing” to start your return. Select the correct year of assessment (YA 2025 for income earned in calendar year 2025, filed in 2026) and the correct form type (usually Form BE for salaried employees).

Step 3: Fill In Your Income Details

The e-Filing form is divided into sections. The first and most important section is your income. For most salaried employees, this is straightforward — just transfer the numbers from your EA form. Your employment income (Section C of the form) should match the “Pendapatan Kasar Penggajian” figure on your EA. If you have multiple employers, add each one separately. LHDN’s system may pre-populate some fields based on employer submissions — double-check these against your EA form.

If you have other income sources — rental income, freelance income, interest, dividends — declare them in the appropriate sections. Don’t skip these; LHDN cross-references with bank data and LHDN’s own databases. Getting caught for under-reporting is not worth the hassle.

Step 4: Claim Your Tax Reliefs

This is where you save money. Malaysia offers generous personal tax reliefs — make sure you claim everything you’re entitled to. The e-Filing system will present each relief category one by one. Key reliefs for YA 2025 include a personal relief of RM9,000 (automatic), EPF/KWSP contributions up to RM4,000, life insurance or takaful premiums up to RM3,000, medical and education insurance up to RM3,000, lifestyle relief (books, internet, gadgets, gym, sports) up to RM2,500, net savings in SSPN (education savings) up to RM8,000, Tabung Haji deposits up to RM7,000, and PRS/deferred annuity contributions up to RM3,000. For the full list, check our Income Tax Relief Malaysia 2026 guide.

Step 5: Check Your Tax Computation

After you’ve entered all income and reliefs, the e-Filing system automatically calculates your chargeable income and tax payable. It applies the progressive tax rates (0% on the first RM5,000 up to 30% on income above RM2 million) and deducts any PCB/MTD already paid by your employer throughout the year. If your employer withheld more PCB than your actual tax liability, you’ll see a refund amount. If they withheld less (common if you changed jobs mid-year or have additional income), you’ll see a balance payable.

Review everything carefully before the next step. Common mistakes include forgetting to claim lifestyle relief, entering EPF amounts that don’t match your KWSP statement, or accidentally leaving out zakat payments (which provide a dollar-for-dollar tax rebate, not just a relief).

Step 6: Submit and Save Your Acknowledgement

Once you’re satisfied with the computation, click “Sign and Submit.” The system will ask you to confirm your details and digitally sign the form. After submission, you’ll receive an acknowledgement receipt with a transaction number — save this as a PDF or take a screenshot. This is your proof of filing. LHDN typically processes e-Filed returns within 30 working days for refund cases. If you owe additional tax, you can pay online via ByrHASiL (LHDN’s payment portal) using FPX, credit card, or direct debit.

Common Mistakes to Avoid

There are several common pitfalls that trip up Malaysian taxpayers every year. Filing after the deadline incurs a penalty — LHDN can impose a late filing penalty of 10–45% of the tax owed. Not keeping receipts is another issue — LHDN can audit you up to 5 years back and ask for proof of every relief claimed. Confusing relief vs rebate matters too — zakat is a rebate (directly reduces tax payable), not a relief (reduces chargeable income). A RM1,000 zakat saves you RM1,000 in tax regardless of your bracket. Finally, forgetting to update your personal details (marital status, number of children) means you could miss out on spouse and child reliefs worth thousands.

Frequently Asked Questions

What if I miss the e-Filing deadline?

You can still file late, but LHDN may impose penalties. The standard penalty is RM200–RM20,000 or imprisonment up to 6 months, but in practice, LHDN usually issues a 10% penalty on the tax payable amount. If you have a refund (LHDN owes you money), there’s typically no penalty — but file as soon as possible to get your refund processed.

Can I amend my tax return after submitting?

Yes. Log back into MyTax, go to e-Filing, and select “e-Pindaan” (e-Amendment). You can amend your return within 6 months of the original filing deadline. Changes may trigger a review by LHDN, so make sure your amendment is accurate and supported by documentation.

I’m a fresh graduate and just started working. Do I need to file?

If you started working mid-year and your total annual income is below RM34,000 (after EPF deduction), you’re not required to file. However, your employer likely deducted PCB from your salary based on projected annual income. Since you only worked part of the year, your actual income is lower and you may be owed a refund. Filing voluntarily is the only way to claim it back.

Do I need to declare my EPF dividend or ASB dividend?

No. Dividends from EPF, ASB, Tabung Haji, and approved unit trusts are tax-exempt in Malaysia. You do not need to declare them in your tax return. However, interest from savings accounts and fixed deposits above RM10,000 is technically taxable — though most banks automatically exempt this under the Income Tax (Exemption) Order.

Is e-Filing safe? Will my data be secure?

MyTax uses encryption and two-factor authentication. LHDN’s systems comply with Malaysian data protection standards. That said, always access MyTax through the official URL (mytax.hasil.gov.my) and never click links in suspicious emails claiming to be from LHDN — phishing scams are common during tax season.

The Bottom Line

Filing income tax in Malaysia sounds intimidating the first time, but the e-Filing system has made it genuinely painless. Get your EA form, gather your relief receipts, log in, follow the sections, and submit. The whole process takes under an hour if you’re prepared. Don’t leave it to the last week — the system slows down as the deadline approaches, and you’ll want time to fix any issues. And if you’re owed a refund, filing early means getting your money back sooner. Your deadline for YA 2025 (Form BE via e-Filing) is 15 May 2026 — set a reminder and get it done.