An Act of Senedd Cymru to promote and facilitate use of the Welsh language, including by setting a target to increase the number of speakers to at least 1 million by 2050, by setting common reference levels for describing ability, by providing for a national framework and local strategic plans for improving Welsh language education, by introducing a system of categorisation of the Welsh language education provided by schools, by setting Welsh language learning goals for schools to pursue through Welsh language education delivery plans, and by establishing a National Institute for Learning Welsh as a statutory body to support lifelong learning of Welsh.