Hungary is a party to the Aarhus Convention. The Hungary chapter has been active in assessing the national legal framework and its implementation relating to access rights since 2000. The national lead organization of the Hungary TAI chapter is Environmental Management and Law Association (EMLA). EMLA has been a founding member of TAI since 2000 and has been participating in TAI-related activities at the national, regional, and international level since then.
The TAI Hungary chapter took part in shaping the first TAI assessment methodology (2001), presented the findings of the first nine pilot assessments at the World Summit on Sustainable Development in Johannesburg (2002), helped expand the coverage by TAI in Europe (2003), hosted a Core Team Meeting (2004), participated in refining the assessment methodology (2005) hosted a Regional Meeting (2006), performed a sectoral assessment of the forestry sector in Hungary (2007), and participated in the pilot studies for the Environmental Democracy Index (EDI) (2013 and 2014) while currently being active in drafting the Aarhus Convention Index methodological framework. In addition, TAI Hungary is active in networking with other environmental and access rights NGOs across Europe, with EU institutions and UNECE bodies seated in Brussels and Geneva, respectively, and is a member of Justice and Environment and the European Network of Environmental Law Organizations.