Attorney General Mukul Rohatgi has rubbished allegations in the Supreme Court that Salian was pressurised by the National Investigation Agency to 'go slow' in the case.
The accused persons had approached the apex court challenging the denial of their bail,.
A bench comprising Justices J Chelameswar and A M Sapre asked the Centre and NIA to file their responses within one week.
A Supreme Court judge on Friday recused from hearing a plea against removal of Special Public Prosecutor by NIA in the 2008 Malegaon blasts case, saying that he had represented certain accused in the matter.
He said he's languishing in jail for nine years without even charges being framed against him.
However, the certified copy of the said order was issued by the court only on May 1, 2015.
By-elections to Lok Sabha and assembly seats in the states of Assam, Tripura, Madhya Pradesh, Arunachal Pradesh, Tamil and West Bengal passed off peacefully on Saturday amidst tight security.