According to article 6.1 Royal Decree 1112/2018, of 7 september on accessibility of websites and applications for mobile devices in the public sector for the content of websites and applications for mobile devices is compliance with accessibility requirements must comply with the harmonised standards or parts of Those whose references have to be published in the official journal of the european Union (DOUE).
The 21 december 2018 it has been published in the official journal of the european union Implementation decision (EU) 2018/2048 of 20 december 2018 on the harmonized rule applicable to the websites and applications for mobile devices drafted in support of the directive (EU) 2016/2102 of the european parliament and council.
Through this decision provides that the standard for compliance with the Directive (EU) 2016/2102 is the norm
This rule, in line with the WCAG 2.1 merged la relación entre los contenidos de la norma y los requisitos esenciales de la Directiva.
This version of the european standard is manifest in the spanish rule UNE-EN 301549:2019 “ accessibility requirements for ict products ” published by AENOR in may 2019.