Bach said, "The decision is disappointing and surprising" and that the IOC could appeal to the Swiss Federal Tribunal.
Russia has said they will pay the fine which is supposed to be used to help contribute to the establishment of the Independent Testing Authority.
In Kenya at the Nairobi Regional XC Championships, Pauline Njeri and Hillary Maiyo claimed victory to book their places at next weekend's Kenyan XC Championships.
Georgia and Texas A&M each dropped a spot to 3-4.
Texas Tech freshman Divine Oduduru ran 20.18 in the 200 to move to 4th on the world indoro all-time list. At the University of Kentucky, Sydney McLaughlin ran 51.44 to put herself #3 on the all-time world indoro Under-20 list behind only Sanya Richards-Ross and Shaunae Miller-Uibo.
Boxing has a 114-year history in the Olympics but the IOC could be reviewing its status with fears it could be expelled from Tokyo 2020.
Even though their doping sanctions were overturned by CAS, the IOC claims they had "additional evidence" which wasn't available to CAS that "raised suspicion about the integrity of these athletes."