Censor.NET reports referring to Nasirov's Facebook page.
"Marushevska has posted her mutual resignation letter on Facebook. In order to avoid the ambiguity, I want to say that this kind of resignation letter is unacceptable.
"Marushevska states she quits because of pressure and interference with reforms. During all this time, we have not even seen a plan of those alleged reforms," Nasirov said.
He added the dismissal of Marushevska would only be possible after she transfers all files and documents to her successor through a legally-prescribed procedure.
"During 10 months of 2016, the Odesa customs has been one of the customs failing to fulfill the financial plan, while on a general scale customs have exceeded the plan by 12.1 billion hryvnia ($456.447 million).