The offense is contrary to Section 69 Chapter 87 of the Penal Code of the Laws of Zambia.
Mr. Tembo, who has spent 2 days in Police custody before being charged, is reported to have posted on social media a statement in which he claimed that President Edgar Lungu suffers from a mental illness.
Acting police spokesperson Danny Mwale has disclosed in a statement to Q-News that Mr. Tembo was charged on Monday afternoon.
Mr. Mwale says the PeP leader will however remain in police custody until he appears in Court on Tuesday.