I agree with Robert. This sounds like "someone" sold them on "something." Always best to get in front of the client and ask the leading questions "Why are you doing this?" "What benefits do you feel you'll gain?" "We can provide "X" above your normal requirements, "
On the technical front, one thing to remember: IFC is geometry and business data only...that is geometry and data on the geometry. It does not include the drawing definitions (views/sheets or dynamic views.) Those definitions are important to the Owner/Operator as a 1:1 relationship between the digital (the dynamic view/sheet) and the printed.