The Thai Industrial Standards Institute (TISI) has updated the following standards:
- TIS 2134-2022 – Air conditioners for rooms, energy efficiency; effective April 4, 2026.
- TIS 2461-2565 – Hot and cold water dispensers for consumption: safety only; effective October 1, 2025.
- TIS 60335 Part 2(13)-2021 – Safety of household electrical appliances: requirements for deep-frying appliances, frying pans, and similar; effective October 1, 2025.
- TIS 60335 Part 2(23)-2021 – Safety of household electrical appliances: requirements for hair, fur, or skin care appliances; effective October 1, 2025.
- TIS 60335 Part 2(25)-2022 – Safety of household appliances: requirements for microwave ovens, including combination microwaves; effective December 30, 2025.
- TIS 866 Vol. 30(101)-2018 – Rotating electrical machinery: efficiency classes of three-phase induction AC motors; effective April 18, 2026.
- TIS 1436 Vol. 3-2021 – Low-voltage switchgear and control gear assemblies: power distribution boards intended for general use; effective October 1, 2025.