Manju Verma's husband was also accused of having links with Brajesh Thakur, the alleged mastermind behind the scandal.
The CBI team is understood to have gone through documents kept there and spoken to other officials posted at the DCPU office, the sources said.
No minister including Manju Verma needs to resign: Bihar Deputy CM Sushil Kumar Modi on Muzaffarpur shelter home rape case
Verma is in the eye of the storm after the name of her husband cropped up in the case of sexual abuse of minor girls at the shelter home in Muzaffarpur.
Pragya Bharti said that she immediately registered the complaint with the police and also submitted copies of the CCTV footage for further investigation.
Bihar shelter home rape case: BJP leader CP Thakur seeks minister Manju Verma's resignation, but JD(U) disagrees
Senior BJP leader CP Thakur said JD(U) minister Manju Verma should resign from the cabinet owning moral responsibility for the alleged sexual abuse of minor girls.
Muzaffarpur shelter home rape case: Rahul Gandhi to join Tejashwi Yadav's protest against Bihar CM Nitish Kumar
11 employees of a child shelter home in Muzaffarpur were arrested on July 24 for allegedly sexually harassing the inmates.
As many as 34 minor girls were sexually assaulted in Balika Grih, a short-stay girls' shelter home run by the NGO in Bihar's Muzaffarpur district.
The SC said it was a cause for serious concern that alleged victims of sexual violence were interviewed a number of times and were made to repeat the incident.
The matter had come to light earlier this year when the Bihar Social Welfare Department filed an FIR based on a social audit of the shelter home conducted by a Mumbai-based institute.
As many as 34 minor girls housed in a shelter home in Bihar's Muzaffarpur district have been raped as against earlier figure of 29, police said on Saturday.
The Home Minister was responding to a demand made by Supaul's Congress MP Ranjeet Ranjan during the Zero Hour in the Lok Sabha.