[initiate] an inquiry

to start an official investigation or formal examination into a particular matter or issue

The university initiated an inquiry regarding allegations of academic misconduct.
The government decided to initiate an inquiry into allegations of corruption within the organization.
The board of directors initiates an inquiry whenever serious misconduct is suspected.
The police initiated an inquiry as soon as they received the complaint about the missing documents
The company will initiate an inquiry to identify the source of the product quality issues.