The BSMI mark is Taiwan’s mandatory certification mark for regulated electrical, electronic, and information technology equipment. It indicates that a product has been tested and complies with Taiwan’s national safety, electromagnetic compatibility (EMC), and/or energy efficiency requirements.
 The mark is issued under the authority of Taiwan’s Ministry of Economic Affairs via the Bureau of Standards, Metrology and Inspection (BSMI).

Effective In: Taiwan
Regulatory Body: BSMI (Bureau of Standards, Metrology and Inspection) – under the Ministry of Economic Affairs
Scope of Regulation: EMC, Safety
Product Label: Mandatory
Emissions tests required: Yes
Immunity tests required: Yes
Safety Testing required: Yes
EMC/Safety Standards:

Electromagnetic Compatibility (EMC) Standards:

• CNS 13438 – Information technology equipment – Radio disturbance characteristics

• CNS 13783-1 – Household electrical appliances, electric tools and similar apparatus

• CNS 13803-1 – Lighting equipment – EMC – Emission requirements

• CNS 13803-2 – Lighting equipment – EMC – Immunity requirements

 Safety Standards:

• CNS 14336-1 – Information technology equipment

• CNS 15663 – Regulations for labeling and safety of electrical and electronic equipment

• CNS 60335 series – Household and similar electrical appliances

• CNS 15598-1 – Audio/video, information and communication technology equipment

Authority Website: https://www.bsmi.gov.tw/wSite/mp?mp=2