Other BriefingsThailand Plans New EV Tax Structure Tied to Local Manufacturing
Thailand’s National Electric Vehicle Policy Committee approved in principle a new EV excise-tax structure on September 10, 2026, linking tax treatment more closely to the value automakers create through their operations in Thailand.
The proposal comes as electrified vehicles account for a growing share of Thailand’s auto market, with BEVs, HEVs, and PHEVs making up 55 percent of new vehicle registrations during the first seven months of 2026. The final tax rates and implementation rules have yet to be announced.
How would the new EV tax structure work?
The proposed framework sets out four approaches to EV tax treatment based on manufacturing presence and the level of value created in Thailand.
The first covers imported EVs where the importer does not have a manufacturing plant in Thailand. These vehicles would face higher excise taxes.
The second covers automakers that manufacture in Thailand but also import selected models. Their permitted import volume would be linked to the economic value generated by their Thai operations.
The third covers EVs manufactured domestically with a moderate level of local content but without certain important electronic components produced in Thailand. This category accommodates lower-volume vehicles that could increase their use of Thai components over time.
The fourth covers locally manufactured EVs with a high level of domestic content, particularly important electronic components produced in Thailand. These vehicles are intended to receive more favorable tax treatment under the proposed structure.
The applicable tax rates have not yet been finalized.
Can manufacturers in Thailand still import EVs?
Manufacturers with plants in Thailand would be able to import selected models for market testing rather than immediately producing every model domestically.
The volume they can import would be linked to the economic value their Thai operations generated during the previous year.
This allows an automaker to test demand for a new or lower-volume model without committing immediately to additional Thai production capacity.
How does the proposal affect EV investment decisions?
For import-only automakers planning significant Thai sales, the final tax rates will determine whether higher excise costs materially change the economics of establishing local production.
For vehicles already produced in Thailand, the proposed structure creates a separate decision around local sourcing. Because it distinguishes between moderate local content and deeper localization, particularly the use of important electronic components produced domestically, manufacturers will need to determine whether additional Thai sourcing is justified by the tax treatment available.
Companies participating in EV 3.5, Thailand’s incentive program that links support for imported electric vehicles to subsequent domestic production, must also account for their existing production commitments. The proposed excise-tax structure would operate alongside those requirements rather than replace them, so production undertaken to meet EV 3.5 obligations may also affect decisions on future imports and localization.
What remains to be finalized?
The applicable excise-tax rates and detailed implementation rules have not yet been finalized. Until they are published, automakers cannot calculate the actual tax difference between import-only sales, Thai manufacturing, and the different levels of local content.
Discuss your EV investment with Dezan Shira & Associates
Foreign automakers can contact Dezan Shira & Associates to assess how the proposed tax structure could affect planned or existing operations in Thailand. Contact Dezan Shira & Associates to discuss your EV investment in Thailand.
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