Criteria & certification of barrier free offers in European Countries

Handbook for barrier-free living (building standards), BMASK, Austria: https://www.sozialministeriumservice.at/Downloads/sms_handbuch_barrierefrei_wohnen.pdf

Equality and barriers: Social Ministry Service Austria: https://sozialministeriumservice.at/Menschen_mit_Behinderung/Barrierefreiheit/Gleichstellung_und_Barrierefreiheit.html

Austrian Standards - Austrian Organisation for Standartisation and Development, Austria: https://www.austrian-standards.at/de/themengebiete/bau-immobilien/barrierefreiheit

Barrier free buildings: guideline of city of Graz, Austria: Details here

Tourism for All / Reisen für alle, Germany: https://www.reisen-fuer-alle.de/