The most notable exception is if the President or the Director of OMB certifies that (1) the record could be withheld under either of two Freedom of Information Act exemptions in 5 U.S.C.
If the President or Director of the OMB  certifies that the record could be withheld under either of two Freedom of Information Act exemptions in 5 U.S.C. is the most notable exception to the laws and regulations.   
The is no known exceptions to the Freedom of Information Act that allow records from being released.