Tinubu, who was declared the winner of the February 25 presidential election, will be sworn in by the Chief Justice of Nigeria, Olukayode Ariwoola today.
The ceremony will also be broadcast live to millions of Nigerians at home and abroad.
The Secretary to the Government of the Federation, Boss Mustapha expressed confidence for a “seamless transition” on Monday.
The Inspector General of Police, Usman Baba, who inspected the readiness of his men at the venue said “We are prepared 100%” and will improve on preparation for crowd control.
Tinubu, the President-Elect and candidate of the ruling All Progressives Congress (APC) in the keenly contested February poll will be inaugurated alongside the Vice-President-Elect, Kashim Shettima.
The Chief Justice of Nigeria, Justice Olukayode Ariwoola is expected to administer the oath of office on Tinubu and Shettima in the presence of Buhari and his outgoing deputy, Vice-President Yemi Osinbajo.
Also, Tinubu had on Thursday received transition documents from Buhari ahead of the May 29 inauguration just as Buhari conferred the national honours of Grand Commander of the Federal Republic (GCFR) and Grand Commander of the Order of Niger (GCON) on Tinubu and Shettima respectively.