Side Income Tax Malaysia — When to Declare, How to Register, What You Can Claim

You have a full-time job and a side hustle. Maybe you freelance on weekends — design work, copywriting, consulting. Maybe you sell products on Shopee. Maybe you tutor students after hours, drive Grab on weekends, or earn commission from affiliate marketing.

The income is real. The question is: what does LHDN want from you?

The short answer is that all income earned in Malaysia is taxable, and if your total income crosses the filing threshold, you must declare it — including the side income your employer knows nothing about. The longer answer involves SSM registration, expense deductions, the interaction between PCB and your side income, and the point where a proper business structure makes financial sense.

This guide walks through all of it, from the first ringgit of side income to the point where you are running a real business on the side.

When Does Side Income Become Taxable?#

Immediately. There is no "side income exemption" or "hobby income threshold" in Malaysian tax law. If you earn income — whether from employment, business, rental, royalties, or any other source — it is subject to Malaysian income tax under the Income Tax Act 1967.

The practical question is not "is it taxable?" (it is) but "do I need to file a return?"

Filing threshold#

You are required to file an annual income tax return if your total annual income (from all sources combined) exceeds RM34,000 after EPF deduction.

Most full-time employees already exceed this threshold from their salary alone. If you are already filing a tax return for your employment income, adding side income means you declare it in the same return — using Form B (for individuals with business income) instead of Form BE (for individuals with employment income only).

What counts as "side income"#

Any of these count:

• Freelance fees (design, writing, coding, consulting, tutoring)
• Online sales (Shopee, Lazada, Carousell, Instagram)
• Gig economy earnings (Grab, foodpanda, Lalamove)
• Affiliate commissions
• Content creation revenue (YouTube, TikTok, sponsorships)
• Rental income from property
• Royalties (books, music, software)
• Commission or referral fees

The tax treatment differs slightly depending on whether the income is classified as business income (Section 4(a) of the ITA) or other income — but the principle is the same: declare it all.

SSM Registration — Do You Need It?#

If your side activity constitutes carrying on a business in Malaysia, you are required to register with SSM (Suruhanjaya Syarikat Malaysia / Companies Commission) under the Registration of Businesses Act 1956.

What counts as "carrying on a business"#

There is no bright-line revenue threshold. The test is whether the activity is regular, systematic, and conducted for profit. Indicators include:

• You have recurring clients or customers
• You invoice for your services
• You have a business name, logo, or website
• You hold yourself out as offering services to the public
• The activity generates income on a regular (monthly, weekly) basis

A single freelance project for a friend probably does not require registration. Regular monthly freelancing for multiple clients almost certainly does.

How to register#

Sole proprietorship (Enterprise / Perniagaan Tunggal) — the simplest structure:

1. Go to SSM's Ezbiz portal (ezbiz.ssm.com.my)
2. Search for your desired business name (must be unique)
3. Register — cost is RM60/year for a one-owner enterprise with a business name
4. Registration is typically processed within 1–3 working days
5. You receive your SSM registration certificate (Perakuan Pendaftaran)

You need this registration number to:

• Open a business bank account
• Issue proper invoices
• File Form B with business income
• Apply for certain business-related tax deductions

Do I register as a sole prop or Sdn Bhd?#

Almost always start as a sole proprietor. The sole prop is RM60/year with minimal compliance. An Sdn Bhd costs RM1,500–3,000 to set up, RM1,200–2,400/year in company secretary fees, and requires audited accounts.

The Sdn Bhd conversation starts when your side income consistently exceeds RM200,000/year gross and your personal tax rate meaningfully exceeds the 17% SME corporate rate. For the full comparison, see our Sole Proprietor vs Sdn Bhd Guide.

How Side Income Is Taxed — The Mechanics#

Filing form#

If you have business/freelance income, you file Form B (not Form BE). Form B is for individuals with business income. The deadline is 30 June of the following year (e.g., Form B for year of assessment 2025 is due by 30 June 2026).

Form BE (employment income only) has an earlier deadline of 30 April. Moving to Form B gives you an extra 2 months — but it also requires more detailed reporting.

How the tax is calculated#

Your total chargeable income is the sum of all income sources minus allowable deductions and reliefs:

| Source | Income | |---|---| | Employment income (gross salary + bonuses) | RM84,000 | | Business income (freelance gross revenue) | RM36,000 | | Less: business expenses (wholly and exclusively incurred) | (RM8,000) | | Total gross income | RM112,000 | | Less: personal reliefs (individual RM9,000 + EPF RM4,000 + lifestyle RM2,500 + others) | (RM15,500) | | Chargeable income | RM96,500 |

Tax is then calculated on RM96,500 using the Malaysian individual tax rate brackets:

| Chargeable Income Band | Rate | |---|---| | First RM5,000 | 0% | | RM5,001–RM20,000 | 1% | | RM20,001–RM35,000 | 3% | | RM35,001–RM50,000 | 6% | | RM50,001–RM70,000 | 11% | | RM70,001–RM100,000 | 19% | | RM100,001–RM400,000 | 25% | | RM400,001–RM600,000 | 26% | | RM600,001–RM2,000,000 | 28% | | Above RM2,000,000 | 30% |

Tax brackets are subject to annual Budget announcements. Verify the current rates for your assessment year on the LHDN website or see our Malaysia Income Tax Guide 2026.

The PCB interaction#

Your employer deducts PCB (Potongan Cukai Bulanan) from your salary based on your employment income alone. PCB does not know about your side income.

When you file Form B:

1. Your total tax is calculated on all income (employment + business + others)
2. PCB already deducted by your employer is credited against the total tax
3. The difference — additional tax on the side income — is what you owe

If your side income is substantial and growing, LHDN may issue a CP500 notice requiring you to make bimonthly advance tax payments (every 2 months, starting in March). CP500 is essentially PCB for non-employment income — it spreads the tax burden across the year rather than hitting you with one large bill at filing time.

If you receive a CP500 notice, you must pay the instalments. Failure to pay on time incurs a 10% penalty on the unpaid amount.

For a detailed walkthrough of the filing process, see our e-Filing MyTax Guide and Income Tax Filing Guide.

Expenses You Can Deduct#

This is where side income tax gets interesting — and where most freelancers leave money on the table.

Under Malaysian tax law, you can deduct expenses that are wholly and exclusively incurred in the production of your business income. The key phrase is "wholly and exclusively" — the expense must be directly related to earning the freelance/business income.

Common deductible expenses for freelancers#

| Expense Category | Examples | Notes | |---|---|---| | Equipment | Computer, laptop, camera, phone (business portion) | Capital allowance rules apply — depreciable assets are claimed over time, not all at once | | Software & tools | Adobe Creative Cloud, Canva Pro, accounting software, project management tools | Subscription costs are fully deductible in the year incurred | | Internet & phone | Monthly broadband, mobile plan | Deduct the business proportion — if 50% of usage is for freelance work, claim 50% | | Home office | Rent or mortgage interest, utilities, maintenance | Proportional to the floor area dedicated to business use (e.g., if your home office is 10% of your home, claim 10% of qualifying costs) | | Travel | Petrol, tolls, parking for client meetings | Keep a log. Personal commuting is not deductible; travel to client sites for business purposes is. | | Professional development | Courses, certifications, conferences related to your work | Must be directly relevant to your income-earning activity | | Marketing | Website hosting, domain registration, business cards, advertising | Fully deductible as business expenses | | Professional fees | Accountant or tax agent fees, SSM registration | Directly related to business compliance | | Insurance | Professional indemnity insurance | Deductible if required for or directly related to your work | | Materials & supplies | Raw materials (for product sellers), printing, postage | Directly attributable to goods sold or services rendered |

Capital allowance vs revenue expense#

Equipment and assets that last more than one year (computer, camera, furniture) are treated as capital expenditure. You cannot deduct the full cost in the year of purchase. Instead, you claim capital allowance — a depreciation deduction spread over the asset's useful life.

Standard capital allowance rates:

• Computers and IT equipment: 40% initial allowance + 20% annual allowance
• Office furniture and fittings: 20% initial + 10% annual
• Motor vehicles (business use): 20% initial + 20% annual

Software subscriptions, internet bills, and other recurring costs are revenue expenses — fully deductible in the year incurred. This is one reason subscription-based tools (Adobe CC at RM250/month) are more tax-friendly than one-off software purchases (RM3,000 perpetual licence).

Record-keeping requirements#

LHDN requires you to keep records for 7 years from the end of the year of assessment. This includes:

• Invoices issued and received
• Bank statements showing income and expense transactions
• Receipts for all claimed expenses
• Mileage log (if claiming travel)
• Home office measurement documentation (if claiming home office)

You do not need to submit these with your tax return. But if LHDN audits you, they will ask for them — and if you cannot produce records, the deductions are disallowed.

EPF and SOCSO — Voluntary Contributions for Side Income#

Your employer handles EPF and SOCSO contributions for your employment income. But your side income has no employer — no one is making contributions on your behalf.

EPF (i-Saraan / Caruman Sukarela Insentif Persaraan)#

Self-employed Malaysians (including those with a side business) can make voluntary EPF contributions through the i-Saraan programme. The government provides a 15% matching contribution (capped at RM250/year) on top of what you contribute — effectively free money.

You can contribute up to RM60,000 per year through i-Saraan. The EPF tax relief (up to RM4,000 for the mandatory portion or combined with voluntary contributions) may apply, depending on your total EPF deduction from employment.

This is worth doing even if the amounts are small — the government match and the EPF dividend (historically 5–6% for conventional) make it a strong risk-free return. See our EPF Complete Guide 2026 for the full mechanics.

SOCSO (Self-Employment Social Security Scheme)#

If you are a gig economy worker (Grab, foodpanda, Lalamove, etc.), you are covered under SOCSO's Self-Employment Social Security Scheme — registration is mandatory for designated gig platforms. The contribution is shared between you and the platform operator.

For other freelancers and side-business operators, SOCSO registration is voluntary but increasingly advisable. It provides employment injury coverage and invalidity protection.

EIS (Employment Insurance System)#

EIS covers job loss — it does not apply to self-employment income. Your EIS contributions from your employment are unaffected by your side income.

e-Invoice Compliance — Does It Apply to You?#

Malaysia's e-Invoice system (MyInvois) is being rolled out in phases, starting with larger businesses and progressively extending to smaller ones.

As of 2026, the e-Invoice mandate applies based on annual turnover thresholds. If your side business turnover exceeds the applicable threshold for your implementation phase, you must issue e-Invoices through LHDN's MyInvois system.

For most side-income earners and small freelancers, the threshold has not yet been reached — but it is worth checking the current phase and threshold. See our e-Invoice Malaysia Guide 2026 for the current implementation timeline and whether you are affected.

When Side Income Becomes Your Main Income#

There is a tipping point where the side hustle is no longer "side" — it is a business that happens to coexist with a job.

Signs you have crossed the line#

• Side income exceeds 30–50% of your employment income
• You are spending 15+ hours per week on the side activity
• You have recurring clients who depend on your availability
• You are turning down work because of time constraints
• Your CP500 instalments are substantial

At this point, several decisions become urgent:

1. Formal business structure. If you have not registered with SSM yet, do it now. If revenue is consistently above RM200,000/year, run the Sole Prop vs Sdn Bhd analysis — see the full comparison guide.

2. Separate bank account. Open a business bank account and route all business income and expenses through it. This simplifies accounting, makes tax filing cleaner, and creates a clear audit trail.

3. Proper bookkeeping. Move beyond spreadsheets to proper accounting software. Options include SQL Account, AutoCount, Wave (free), or QuickBooks. The cost is deductible.

4. Tax agent. Once your tax situation involves business income, capital allowances, and expense deductions, a tax agent (RM500–1,500/year for a sole prop) earns their fee by optimising your deductions and ensuring compliance. The fee itself is tax-deductible.

5. Insurance. Professional indemnity insurance (if you provide services), public liability (if clients visit your premises), and keyman insurance (if the business depends on you). Review whether your existing life insurance coverage is adequate given your dual income streams.

Common Mistakes to Avoid#

Not declaring side income because "it's small." LHDN does not set a minimum threshold for taxability. If you are required to file a return and you omit income, that is underreporting — which carries penalties of 35–100% of the tax undercharged, plus potential prosecution for serious cases. Not worth the risk.

Using Form BE instead of Form B. If you have business income, you must file Form B. Filing Form BE (employment income only) when you have business income is incorrect and can trigger a reassessment if LHDN identifies the discrepancy.

Not keeping receipts. The most common reason freelancers pay more tax than necessary — they incur legitimate business expenses but cannot prove them during an audit because the receipts are gone. Digital receipt storage (photos of receipts, email confirmations, bank statements) counts. Just keep them for 7 years.

Claiming personal expenses as business expenses. Your Netflix subscription is not a business expense (unless you are specifically a streaming content reviewer, and even then it is arguable). Your family holiday is not a business trip. LHDN auditors are experienced at spotting inflated expense claims. Claim what is genuinely and wholly incurred for business — nothing more.

Ignoring CP500 notices. If LHDN issues a CP500 notice, you must pay the instalments. Ignoring it results in a 10% penalty on each missed payment. If your actual income is lower than the CP500 estimate, you can apply to LHDN for a revision — but you cannot simply not pay.

Not separating business and personal finances. Running side income through your personal bank account makes expense tracking harder, creates audit risk, and makes it difficult to demonstrate which expenses are genuinely business-related. A separate account — even if it is just a second personal savings account dedicated to the business — solves this.

Frequently Asked Questions#

Do I need to declare side income to LHDN if I already have a full-time job?

Yes. All income earned in Malaysia is taxable and must be declared. If your total annual income exceeds RM34,000 after EPF deduction, you must file a tax return that includes all sources — employment, business, rental, and any other income.

Do I need to register a business with SSM for freelance work?

If you are carrying on a business — regular, systematic activity for profit — yes. Registration costs RM60/year for a sole proprietorship. A one-off freelance project may not require registration, but regular freelancing with recurring clients almost certainly does.

What expenses can I deduct from my side income?

Expenses wholly and exclusively incurred in producing the business income: equipment (via capital allowance), software subscriptions, internet and phone (business portion), home office costs (proportional), travel for client meetings, marketing, professional development, and professional fees. Keep receipts for 7 years.

How does PCB work if I have both employment and side income?

PCB covers your employment income only. When you file Form B, total tax is calculated on all income combined. PCB already paid is credited against it. The balance is what you owe. LHDN may also issue a CP500 notice for bimonthly advance payments on non-employment income.

At what point should I register as a sole proprietor vs incorporate as Sdn Bhd?

Start as a sole proprietor — RM60/year, minimal compliance. Consider Sdn Bhd when side income consistently exceeds RM200,000/year gross, your personal tax rate materially exceeds 17%, you need limited liability, or clients require a company registration. See the Sole Proprietor vs Sdn Bhd Guide for the full comparison.

What to Do Next#

If you are earning side income right now, here is your action list — in order:

1. Check your filing obligation. If total income (salary + side income) exceeds RM34,000 after EPF, you must file. If you are already filing Form BE, switch to Form B.
2. Register with SSM if your side activity is regular and for profit. Do this within 30 days of starting (or now, if you have been operating without registration).
3. Start tracking expenses. Every business-related receipt, from today forward. A simple spreadsheet or accounting app works. Keep records for 7 years.
4. Open a separate bank account for business income and expenses. This is not legally required for a sole prop, but it makes everything cleaner.
5. Consider voluntary EPF through i-Saraan — the 15% government match is free money, capped at RM250/year.
6. Get a tax agent once your annual gross business income exceeds RM50,000. Their fee (RM500–1,500) is deductible, and they will almost certainly save you more than they cost.

Your side income is already taxable. The only question is whether you manage it proactively — claiming every legitimate deduction and staying compliant — or reactively, when LHDN sends a letter.

Every guide on money.com.my is fact-checked against primary sources (LHDN, SSM, KWSP/EPF, PERKESO/SOCSO, Income Tax Act 1967) before publication. If you find an error, email us — corrections are published with a dated amendment note.