Issues of sub-national referendums regulated at the national level

Côte d'Ivoire
Answer
None
Source
CoteD'Ivoire Constitution of 2000
https://www.constituteproject.org/constitution/Cote_DIvoire_2000.pdf
ORDONNANCEnO2000-446 du 30Juin 2000 portant organisation du r?f?rendum.
http://www.seydouelimanediarra.net/Docs/Decrets_referendum_constitutionnel_et_electoral.pdf
Comment
No provision was found in this regard