Under the constitutional changes of 1978, the country was renamed as the "Democratic Socialist Republic of Sri Lanka", and the Parliament was referred to as "Parliament of the Democratic Socialist Republic of Sri Lanka".
Dibawah perubahan konstitusional 1978, negara tersebut berganti nama menjadi "Republik Sosialis Demokratik Sri Lanka", dan Parlemennya disebut sebagai "Parlemen Republik Sosialis Demokratik Sri Lanka".