Company tax essentials for Malaysian SMEs: rates & deadlines

For a Malaysian SME, company tax is not just a year-end bill — it is a calendar of obligations that starts before your financial year even begins. Get the SME rate, the estimate and the filing dates right and you keep cash in the business legitimately; get them wrong and you invite penalties on top of the tax. This guide sets out the SME corporate tax rate, the exact eligibility conditions, the CP204 and Form C deadlines, and the underestimation penalty, with every figure tied to the Inland Revenue Board of Malaysia (LHDN). Carriera Academy is an HRD Corp Approved Training Provider, and tax literacy for owners and finance staff is one of the practice areas we run, so this is the same groundwork we cover in our company tax training.

What is the company tax rate in Malaysia for an SME?

A qualifying resident SME is taxed on a three-tier scale, not a single flat rate. The first RM150,000 of chargeable income is taxed at 15%, the next band up to RM600,000 at 17%, and anything above RM600,000 at the standard 24%. A company that does not meet the SME conditions pays the flat 24% on all chargeable income. These rates apply from the year of assessment 2023, as published by LHDN's Tax Rate of Company page.

"Chargeable income" is your business profit after deducting allowable expenses and capital allowances — not your turnover. Knowing which expenses are deductible is therefore as important as the rate itself; see our guide to deductible business expenses under the ITA 1967 for what reduces the figure the rate is applied to.

Source: LHDN — Tax Rate of Company. Rates applicable from year of assessment 2023.

Which companies qualify for the SME preferential tax rate?

Two core tests decide it, both measured against the basis period. Your company must have paid-up ordinary share capital of not more than RM2.5 million at the beginning of the basis period, and gross income from business sources of not more than RM50 million for that basis period. Miss either test and the whole company is taxed at the flat 24%. Both thresholds are set out in LHDN's rate page.

There are two further disqualifiers that catch group structures and foreign-owned companies. A company is not an SME for this purpose if it is connected to another company whose paid-up capital exceeds RM2.5 million (broadly, where one controls more than 50% of the other's ordinary shares, directly or indirectly). And from the year of assessment 2024, the preferential 15% and 17% rates do not apply where more than 20% of the company's paid-up ordinary share capital is owned, directly or indirectly, by a foreign company incorporated outside Malaysia or by a non-Malaysian-citizen individual. These conditions are detailed in LHDN's Public Ruling on the tax treatment of micro, small and medium enterprises.

When must a company submit its CP204 tax estimate?

Malaysia runs a pay-as-you-estimate system under Section 107C of the Income Tax Act 1967. An existing company must furnish Form CP204, its estimate of tax payable, no later than 30 days before the beginning of the basis period for that year of assessment. A newly incorporated company whose first basis period is at least six months must submit within three months of commencing operations. These rules are stated on LHDN's Tax Estimation page.

The estimate is not a free guess. For an existing company, the CP204 amount for a year of assessment generally must not be less than 85% of the revised estimate (or the original estimate, if not revised) of the immediately preceding year. You then pay the estimate in equal monthly instalments — beginning in the second month of the basis period for an operating company, and in the sixth month for a new company — each due by the 15th of the month, per LHDN.

Because trading rarely matches the estimate exactly, LHDN lets you revise CP204 (via Form CP204A) in the 6th, 9th and 11th month of the basis period. Revising upward when profits run ahead of plan is the single most effective way to avoid the underestimation penalty covered below.

What are the company tax filing deadlines in Malaysia?

SME company tax runs on a fixed cycle anchored to your financial year end (FYE). The estimate comes before the year starts, instalments run through the year, and the Form C return closes it out seven months after year end. The table below sets out the full calendar; every date is keyed to provisions confirmed by LHDN.

Sources: LHDN — Tax Estimation (CP204); Form C / Section 77A — LHDN Company guidance. LHDN grants a grace period for e-C filing via the MyTax portal.

So for a company with a 31 December financial year end, Form C is due by 31 July of the following year (with an e-Filing grace period after that). The balance of tax — actual tax in Form C minus the instalments already paid — is settled at the same time.

What is the penalty for underestimating company tax?

This is the one that surprises owners. Under Section 107C(10) of the Income Tax Act 1967, if the actual tax payable shown in your Form C exceeds your CP204 estimate (or latest revised estimate) by more than 30% of the actual tax payable, LHDN imposes a 10% increase on that excess — the part above the 30% margin. The threshold and rate are confirmed in EY Malaysia's tax alert on LHDN's estimated-tax guidelines.

In plain terms: if you guess low and the year turns out far better than planned, you are penalised on the gap. The defences are simple — estimate realistically, and revise upward in the 6th, 9th or 11th month when you can see profits running ahead. There are also separate consequences for missing the monthly instalments and for filing Form C late, which is why both the estimate and the calendar matter.

For the exact penalty mechanics and worked examples, refer to EY Malaysia and LHDN's published guidelines. Rates and penalties should always be confirmed against LHDN before filing.

How do I plan company tax without crossing the line?

Tax planning means using the reliefs, deductions, capital allowances and incentives the Income Tax Act 1967 legitimately allows; tax evasion means concealing income or overstating expenses to pay less than is genuinely due. The first is lawful and expected; the second is an offence. The SME rate, capital allowances and deductible expenses are planning tools — misreporting to access them is not.

Practical, lawful planning for an SME usually comes down to a few disciplines: claim every deduction and capital allowance you are genuinely entitled to, keep clean records so chargeable income is computed correctly, time the estimate and revisions so cash flow and the penalty rule are both respected, and protect SME eligibility by understanding how a change in capital, group structure or foreign shareholding can push you onto the flat 24% rate. Reading your numbers well is part of this — our guide to financial analysis and budgetary control covers turning management accounts into the projections that drive a sound CP204 estimate.

How can owners and finance staff build this knowledge?

Company tax, SST and e-Invoice rules change frequently, and the people who file CP204 and Form C — entrepreneurs, corporate managers and accounting staff — need to stay current. Carriera Academy runs an HRD Corp claimable programme, Company Tax Essential for Entrepreneurs, Corporate Managers & Accounting Staff, covering exactly the ground in this guide: the SME rate, chargeable income, the CP204 cycle, Form C, and the penalty rules. Because Carriera Academy is an HRD Corp Approved Training Provider, eligible Malaysian employers can fund it through the SBL-Khas scheme using their HRD levy.

You can see the full live programme list, dates and themes on our corporate training page, learn the terms on our glossary, or just tell us your team's needs and we will point you to the right session.

This guide is general information, not tax or legal advice. Rates, thresholds and deadlines should be confirmed against the Inland Revenue Board of Malaysia (LHDN, hasil.gov.my) and the Income Tax Act 1967 before filing. Updated 18 June 2026.