Vice-President Yemi Osinbajo says he will waive his constitutional immunity to be investigated.
Prof. Osinbajo made the declaration in a tweet on Wednesday.
He said “In the past few days, a spate of reckless and malicious falsehoods have been peddled in the media against me by a group of malicious individuals.
“The defamatory and misleading assertions invented by this clique had mostly been making the social media rounds anonymously, he said.
A former Deputy National Publicity Secretary of the All Progressives Congress APC, Timi Frank had alleged that the Federal Inland Revenue Service (FIRS) made N90 billion available to the vice president for the election campaign, an allegation that the tax agency has denied.