Issues excluded from being the subject of referendums at the national level
Sri Lanka
Answer
None
Source
Constitutionof the Democratic Socialist Republic of Sri Lanka
(Adoptedin 1978, last amended in 2001)
http://www.priu.gov.lk/Cons/1978Constitution/Chapter_12_Amd.html
http://www.priu.gov.lk/Cons/1978Constitution/Chapter_13_Amd.html