Vietnam has issued three technical regulations affecting mobile devices and IT equipment: QCVN 86:2025/BKHCN on electromagnetic compatibility, QCVN 134:2024/BTTTT on specific absorption rate, and Circular 29/2025/TT-BKHCN on IT and telecom safety, in force 31 December 2025. SAR certification becomes mandatory for 4G and 5G mobile phones on 1 July 2026, and for DECT phones, laptops and tablets on 1 July 2027. Existing SAR certificates must be updated or they cease to be valid.