This article summarizes public LHDN rules for educational reference only. It is not official LHDN advice and cannot replace consultation with a licensed Malaysian tax agent. Always verify the latest figures via the official LHDN MyTax portal.
The rule that governs every expense claim
LHDN allows a Malaysian freelancer or sole proprietor to deduct expenses that are incurred "wholly and exclusively" in the production of business income. In practice, that means the expense must be a genuine, necessary cost of running your freelance work — not a personal cost that happens to be convenient to claim. Net business profit, not gross income, is what your tax is ultimately calculated on, so every properly deductible expense lowers both your eventual Form B tax and your CP500 estimate.
Common expenses freelancers can claim
Costs that commonly qualify include software subscriptions used for client work, co-working space or home-office-apportioned rent, computer equipment and peripherals used for the business, business-related travel and transport to meet clients, professional indemnity or liability insurance, bank charges on a business account, marketing and website costs, and continuing education directly tied to maintaining or improving skills used in your trade.
Where an expense is shared between business and personal use — a phone plan or a portion of your home used as an office, for example — LHDN generally expects you to apportion the cost reasonably and claim only the business-use percentage, supported by a sensible basis for that split.
Expenses that are NOT deductible
Purely personal spending is never deductible just because you are self-employed — groceries, personal clothing (outside specific protective-wear cases), personal travel, and domestic bills unrelated to the business all fall outside the wholly-and-exclusively rule. Capital expenditure (buying a large asset like a vehicle or major equipment) is typically treated differently from a day-to-day expense, often through capital allowances rather than a straight deduction — this is an area where it is easy to get the treatment wrong, so check LHDN's guidance or a tax agent before assuming a big purchase is simply deductible in full.
Record-keeping requirements
LHDN expects supporting documentation — invoices, receipts, and bank or payment records — for every expense you claim, and expects these records to be kept for at least seven years. In practice, the simplest habit is to use a dedicated business bank account or card, and to store digital copies of every receipt as you go, rather than trying to reconstruct a year's worth of spending at filing time. Expense records are typically the first thing requested if LHDN opens a query or audit, so organised records are your main protection.
How expenses affect your CP500 estimate
Because next year's CP500 notice is based on your last assessed Form B, accurately claiming every legitimate expense this year does more than lower this year's tax — it also lowers the chargeable-income figure LHDN uses to calculate your CP500 instalments for the following year. Under-claiming expenses because you lost a receipt, or over-claiming because you included a personal cost, both distort that future estimate.
Important disclaimer
This article is general educational reference material only, not official LHDN guidance, and not personalised tax advice. Whether a specific expense is deductible for your business can depend on facts not covered here. Always verify expense treatment through LHDN's official hasil.gov.my guidance, the MyTax portal, or a licensed tax agent before relying on a claim.
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Reminder: this article is a public-LHDN-rules summary for educational reference only, not official LHDN advice, and not a substitute for consulting a licensed Malaysian tax agent. Please verify the latest figures via the official LHDN MyTax portal before relying on them.