ISO/IEC 9995
ISO/IEC 9995 Information technology — Keyboard layouts for text and office systems is an ISO/IEC standard series defining layout principles for computer keyboards. It provides the base for national and industry standards which define such layouts.
The project of this standard was adopted by ISO in 1985 under the proposition of Dr Yves Neuville. The ISO/IEC 9995 standard series dates back to 1994 and has undergone several updates over the years. The last major revision was published in December 2025 and January 2026.