MALAYSIA has now demonstrated that it has the capacity to attract, accommodate and realise large-scale data centre investments. Those investments are arriving at remarkable speed.
By the first half of 2026, Malaysia had recorded RM385.7bil in data-centre-related investments since 2021, according to the Malaysian Investment Development Authority (MIDA).
Major players such as AWS, Microsoft, Google, Bridge Data Centres, DayOne, AirTrunk and Vantage have either established or expanded their operations, particularly in Greater Kuala Lumpur and Johor.
The question is no longer simply whether Malaysia can become a regional data centre hub.
The more important question is whether this boom can generate lasting and sustainable economic value without leaving households and smaller businesses to bear costs created by large-scale users.
In Malaysia, electricity prices are regulated, while large users fall under high-voltage and ultra-high-voltage tariff structures.
Project-specific connection and grid reinforcement costs can also be charged directly to customers under a user pays approach, rather than being absorbed entirely by other users.
One figure, however, shows why the debate should not focus only on the amount of electricity data centres eventually consume.
A November 2025 parliamentary reply showed that, as of June 2025, data centres were consuming 603MW of electricity against 1,276MW of declared maximum demand, or around 47%.
The gap does not necessarily mean that half of the reserved capacity was speculative, as new data centres typically ramp up operations in stages. But the Energy Commission itself identified the possibility of speculative applications and revised its projections to reduce the risks of stranded assets and cost shifting to other consumers.
Recent developments make the capacity question even more pressing. As of August 2026, data centre projects had secured approval for 12.3GW of electricity supply capacity, while the sector’s maximum demand is projected to reach 8.39GW by 2030.
Malaysia’s challenge, therefore, is not only about consumption. It is also about the capacity being reserved.
Substations, transmission networks and water systems must often be planned before a data centre reaches full operation.
If large amounts of capacity are allocated to projects that are delayed, downsized or never materialise, the infrastructure built around those commitments still has to be paid for.
Those costs should not quietly fall on ordinary consumers.
The government is now applying a cost-causation principle, under which those responsible for creating additional system costs should bear them. It has also raised the Connected Load Charge to discourage applications for electricity capacity beyond actual requirements. Operators are also required to pay for allocated electricity capacity that goes unused.
The principle should remain clear: welcoming investment does not mean the government should underwrite its costs.
If a hyperscale project requires dedicated substations, significant grid reinforcement, water pipelines or additional treatment capacity, the costs directly attributable to that project should primarily be borne by the project itself.
This is particularly relevant in Johor.
Johor recorded RM110bil in approved investments in 2025.
The concentration within the Johor-Singapore Special Economic Zone, or JS-SEZ, is especially striking.
MIDA reported that the JS-SEZ accounted for 85.5% of Johor’s investments under its purview. Applying that 85.5% share to Johor’s RM110 billion total would amount to an estimated RM94.1 bil.
The same 2025 investment data recorded 393 projects with the potential to create 18,406 jobs. That scale gives Johor an opportunity to view data centres not simply as buildings filled with servers, but as part of a wider ecosystem encompassing semiconductors, engineering, energy, logistics and cloud services.
But economic spillovers do not happen automatically.
Data centres are capital-intensive and will never create employment in proportion to the billions of ringgit invested in them.
Yet counting only permanent workers inside the facilities is also too narrow. Spillovers can emerge in construction, electrical systems, cooling equipment, engineering, telecommunications, cybersecurity, renewable energy, maintenance and logistics.
At MIDA’s Data Centre Nexus 2026, 14 data centre companies participated alongside 51 local vendors, compared with eight operators and 17 supply-chain companies a year earlier. The government has also introduced a minimum 30% local content requirement for selected projects approved through the Data Centre Task Force.
A better measure of success is how much of the economic value surrounding the industry Malaysian firms can competitively capture.
At the same time, spillovers should not become an excuse for subsidies.
Malaysia does not need competition between states based on below-cost utilities or publicly financed infrastructure for large technology companies.
Operators should make credible financial commitments for the electricity and water capacity they reserve. Utility prices should reflect the additional infrastructure costs created by large users. At the same time, policy should allow supply to expand through additional generation, corporate renewable-energy arrangements, reclaimed water and more efficient cooling technologies.
For water, data centres in Peninsular Malaysia and Labuan are now subject to separate tariffs of between RM5.30 and RM5.38 per cubic metre. On the energy side, the government has set a minimum 30% renewable-energy requirement through mechanisms such as the Corporate Renewable Energy Supply Scheme, or CRESS, and self-consumption solar generation.
More recently, the government announced plans to formulate a Digital Infrastructure (Data Centre) Bill to better coordinate industry growth with energy and water capacity, environmental considerations and benefits to the domestic ecosystem.
Malaysia does not face a simple choice between data centres and consumers. The real question is how the costs and benefits of rapid digital growth are distributed.
If large operators pay for the capacity they create or reserve, while Malaysian companies compete fairly for the economic opportunities around them, Malaysia can continue attracting digital infrastructure without turning taxpayers and utility users into the industry’s silent financiers.
The objective now should not be to find ways to reduce the number of data centres. It should be to ensure that the economic ecosystem surrounding them works effectively, generating broader benefits and stronger spillovers.
Tarmizi Anuwar is Malaysia Country Associate at the Consumer Choice Center. The views expressed here are solely his own.
