What is the mytax portal and who uses it?

The mytax portal is Malaysia’s official online platform for income tax services run by LHDN. Individuals and businesses use it for LHDN e-Filing, payment, and record access for Year of Assessment filings. Singapore-based cross-border staff or firms with Malaysian operations may also rely on it for compliance.

How long will the disruption last and what should I do now?

LHDN acknowledged a technical issue and said recovery work is in progress. No specific end time was stated in reports. Try off-peak hours, keep copies of submitted forms and receipts, and avoid duplicate submissions. Monitor official advisories for updates and any instructions on rescheduling or alternative channels.

What should Singapore investors watch after the outage?

Focus on timing, not headlines. Watch for filing backlogs, concentrated tax payments, and any management guidance on working-capital or refund timing in Malaysia. Check whether banks, payment platforms, or Malaysia-exposed corporates indicate short-term liquidity shifts that could affect quarterly results or dividend scheduling.

Does this change Malaysia income tax 2025 deadlines or obligations?

As of writing, there is no official announcement of deadline extensions in reports. Obligations for Malaysia income tax 2025 still stand. Follow LHDN advisories on the mytax portal for any updates. Document your filing attempts and keep records in case authorities provide further instructions.

Global Market Insights

March 4: MyTax Portal Outage Disrupts Malaysia’s 2025 E-Filing Start

ByHuzaifa Zahoor March 4, 2026March 4, 2026

Malaysia’s mytax portal faced technical issues as Year of Assessment 2025 e-Filing began, prompting login delays and an unresponsive app for many users. For Singapore investors, the incident spotlights operational risk in critical govtech that supports tax compliance and cash-flow planning. We outline what happened, the impact on households, SMEs, and corporates, and the implications for portfolio positioning. With e-Filing open from March 1, we focus on risk, timelines, and practical steps to protect capital and keep compliance on track.