He is accused of attempting to extort Sh5.7m from a family over land.
Parklands Ward Representative Jayendra Malde was arrested by Ethics and Anti-corruption Commission (EACC) detectives on suspicion of attempting to extort money from a family accused of grabbing public land in Gigiri.
EACC told nation.co.ke that that the Mr Malde planned to share the bribe money with other 19 MCAs who are members of the County Assembly Legal Committee.
According to EACC, a trap operation was undertaken and the MCA was arrested on Friday night after he sent a lady name Triffe Galaiya to receive the money on his behalf.
He was taken to Kilimani Police Station.
He will be charged in court next week.