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South Korea 6 GHz Regulation Updated by MSIT

On 10 February 2026, the Ministry of Science and ICT (MSIT) issued Notice No. 2026-10, introducing revisions to the technical standards governing wireless equipment operating in the 6 GHz band (5925–7125 MHz).

The amendment refines operational conditions for Wireless Access Systems (WAS) and clarifies installation and usage requirements to strengthen spectrum management and interference control.


Graphic summarizing South Korea 6 GHz regulation changes, including new power density thresholds, indoor-only restrictions, subway installation approval, and updated compliance obligations for 6 GHz wireless access systems.

South Korea 6 GHz Regulation: Key Technical Updates


The revised South Korea 6 GHz regulation introduces several important changes affecting manufacturers, importers, and network operators:


Differentiated Power Density Limits


MSIT has established differentiated power density limits across portions of the 6 GHz spectrum. These tailored emission limits ensure more precise spectrum control and improved coexistence with other services operating in adjacent bands.


Restricted Usage Environments


The updated rules specify that certain 6 GHz devices may only operate in defined environments. In particular:

  • Operation may be restricted to indoor environments

  • Installations within buildings must use fixed power sources


These measures are intended to minimize interference risks and enhance regulatory compliance.


Deployment in Subway Cars


The amendment explicitly permits deployment of compliant 6 GHz wireless equipment inside subway cars, provided defined technical and operational conditions are met. This clarification supports improved connectivity in public transportation systems while maintaining spectrum safeguards.


Compliance Implications


Manufacturers and operators placing 6 GHz equipment on the Korean market should:

  • Verify compliance with updated power density thresholds

  • Review installation configurations to ensure adherence to indoor and fixed power source requirements

  • Update technical documentation and conformity assessment records accordingly


The revised South Korea 6 GHz regulation reflects the country’s continued effort to balance advanced wireless innovation with structured spectrum governance.

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