Hakka Basic Act Article 4
Townships /cities and districts in which Hakka population consists of more than one-third of its total population should make Hakka one of the regional languages. Such areas shall be listed as key development areas of Hakka culture by the Hakka Affairs Council so as to enhance the inheritance and development of the Hakka language, culture, and cultural industries.If the Hakka population of special municipalities, counties/cities, townships /cities and districts is more than one-half when this Act amended on December 29, 2017 is put into effect, the Hakka language should be made the main regional language in such areas. However, if such areas are also considered as indigenous peoples’ regions, both the Hakka language and indigenous languages should be made the main regional languages at the same time.Regulations for making the Hakka language the main language shall be formulated by the Hakka Affairs Council.
中文原文 客家基本法第4條
客家人口達三分之一以上之鄉（鎮、市、區），應以客語為通行語之一，並由客家委員會將其列為客家文化重點發展區，加強客家語言、文化與文化產業之傳承及發揚。
直轄市、縣（市）、鄉（鎮、市、區）於本法中華民國一百零六年十二月二十九日修正之條文施行時，客家人口達二分之一以上者，應以客語為主要通行語，但其同時為原住民族地區者，則與原住民族地方通行語同時為通行語。
以客語為通行語之辦法，由客家委員會定之。
直轄市、縣（市）、鄉（鎮、市、區）於本法中華民國一百零六年十二月二十九日修正之條文施行時，客家人口達二分之一以上者，應以客語為主要通行語，但其同時為原住民族地區者，則與原住民族地方通行語同時為通行語。
以客語為通行語之辦法，由客家委員會定之。