The central bank announced on Monday that this was because he had ceased to hold the office of Secretary General to the Treasury from that date.
His appointment as member of the Bank Negara board of directors was by virtue him holding the office at the Treasury.
On May 15, The Star Online reported that the government has shortened his service contract as Treasury secretary-general.
Chief Secretary to the Government Tan Sri Dr Ali Hamsa had stated in a statement Mohd Irwan Serigar would be placed with the Public Service Department until June 13.
“He is not allowed to discharge his duties as secretary-general of the Treasury, Finance Ministry or anything associated with the Finance Ministry,” Ali said.
Mohd Irwan Serigar was appointed on contract as Treasury secretary-general from March 7 last year to March 6 next year.