Nigeria Customs Service Comptroller-General retired Col. Hameed Ali, on Tuesday paid a visit to the President of the Senate, Dr Bukola Saraki at National Assembly complex at about 5.30 p.m.
Hameed Ali,was first received by the Leader of the Senate, Sen. Ahmed Lawan.
He then went into a closed-door session with Saraki.
The Customs head later left the complex in the company of the Senior Special Assistant to the President on National Assembly Matters (Senate), Sen. Ita Enang, at about 6.49 p.m.
The Senate on Tuesday at plenary session insisted that Ali must appear before it in uniform on Wednesday.
An Assistant Comptroller-General of Customs, Mr Azarema Abdulkadir, had written to the Clerk of the Senate requesting that the upper chamber gives the Comptroller-General a new date to appear before it.
The Senate had on March 9 asked Ali to appear in plenary session in uniform on Wednesday to address the issues of retrospective payment of duty on vehicles.