Who decides on the final form of the ballot text?

Rwanda
Constitutionof the Republic of Rwanda
(Adoptedin June 2003, last amended in December 2003)
http://www.rwandahope.com/constitution.pdf
Law No 31/2005 of 24/12/2005,
Law relating to the organization and functioning of the National ElectoralCommission.
(Adopted in 2005)
http://www.primature.gov.rw/publications/pointer/0.html?tx_mmdamfilelist_pi1%5BgetSubFolders%5D=fileadmin%2Fuser_upload%2Fdocuments%2FOfficial%20Gazettes%2F2010%20Official%20Gazettes%2F&tx_mmdamfilelist_pi1%5Bgetsubfolders%5D=fileadmin%2Fuser_upload%2Fdocuments%2FOfficial%20Gazettes%2F&cHash=fd11c5f789bd9d76ee111d7602f56204
Law No 27/2010 OF 19/06/2010
Relating to Elections
(Adopted in 2010)
http://www.primature.gov.rw/publications/pointer/0.html?tx_mmdamfilelist_pi1%5BgetSubFolders%5D=fileadmin%2Fuser_upload%2Fdocuments%2FOfficial%20Gazettes%2F2010%20Official%20Gazettes%2F&tx_mmdamfilelist_pi1%5Bgetsubfolders%5D=fileadmin%2Fuser_upload%2Fdocuments%2FOfficial%20Gazettes%2F&cHash=fd11c5f789bd9d76ee111d7602f56204