Issues excluded from being the subject of referendums at the national level

Hungary'sConstitution of 2011

https://www.constituteproject.org/constitution/Hungary_2011.pdf

National referenda

Article 8

3. No national referendum may be held on:
 

a. any matter aimed at the amendment of the Fundamental Law,

b. the contents of the Acts on the State Budget and its implementation,the central tax type, pension or healthcare contributions, customs and thecentral conditions for local taxes,

c. the contents of the Acts on the elections of Members of Parliament,local representatives and mayors, and members of the European Parliament,

d. any obligation arising from an international agreement,

e. any matter related to human resources and the establishment oforganisations within the competence of Parliament,

f. the voluntary dissolution of Parliament,

g. the mandatory dissolution of any representative body,

h. the declaration of a state of war, state of national crisis and stateof emergency, and on the declaration or extension of a state of preventivedefence,

i. any matter related to participation in military operations,

j. the granting of pardons.