Maximum complaint time since occurrence or discovery

Electoral Act 2006, 21(3)

Any question, by anyperson, which may arise as to whether any provision of the Constitution or anylaw relating to nomination or election of President has been complied withshall be referred, by such person to the full bench of the Supreme Court withinfourteen days of the person elected as President being sworn in, in accordancewith clause 9 of Article 34 of the Constitution.

http://aceproject.org/regions-en/eisa/ZM/Electoral%20%20Act%202006.pdf