The General Administration Department said, "You have allegedly failed to maintain absolute honesty and integrity in the discharge of official duty and thus acted in a manner unbecoming of a public servant. "
Sources say that the GAD initiated the disciplinary proceedings at the request of the Centre's Department of Personnel and Training.
In April, Faesal had posted a tweet saying, "Population +patriarchy +illiteracy +alcohol +porn +technology +anarchy = rapistan".
The IAS officer, who is currently pursuing a mid-career masters programme in the US, brushed aside the notice and tweeted.
"Love letter from my boss for my sarcastic tweet against rape-culture in South Asia. The Irony here is that service rules with a colonial spirit are invoked in a democratic India to stifle the freedom of conscience."
"I'm sharing this to underscore the need for a rule change," Faesal wrote on his twitter handle while posting the copy of the notice with it.