"All government officials have to be treated equally and have to face the same process of inquiry in graft cases," the SC said.
The apex court said the status of top bureaucrats is of no relevance in the offence under the Prevention of Corruption Act.
The SC said the government can not protect one of them while leaving the other to fend for himself.
A corrupt servant is a corrupt servant and corruption is enemy of the nation, it said.
The verdict reading down Section 6A of the Delhi Special Police Establishment Act, came on a petition by BJP leader Subramanian Swamy.
(With IANS and PTI inputs)