Joho has consistently maintained his ambitions to run for the presidency.
Albert Ojwang was arrested in Homa Bay and later transported to the Central Police Station in Nairobi.
Kenyans urged to report noncompliant businesses.
The directives follow public outcry from taxpayers during the initial June 30 deadline.
The subjects are a key part of the new pathways being offered under CBE.
The discounts will run until September 28.
The project is set to give the Nairobi CBD a facelift.
A section of Kenyans urged the journalist to throw his hat in the ring.
The last round of investigations was conducted for two weeks in June.
A requiem mass for the slain teacher was held in Nairobi on Wednesday, July 2.