What restrictions are there in relation to the time period in which an individual or position can be recalled?

Constitution of the Federal Republic of Nigeria 1999

(Adopted in 1999, last amended in 2011)

http://www.chr.up.ac.za/chr_old/indigenous/documents/Nigeria/Legislation/Constitution%20of%20Nigeria.pdf

Electoral Act

(Enacted in 2010)

http://placng.org/Electoral%20Act%202010-%20as%20Gazetted.pdf