Unless otherwise provided for in the system bylaws, the signature of the council chairman on the following documents shall be required as certification that the advisory council has had an opportunity to review and approve: the system long range plan, the annual program of services and budget, amendments to the annual program or budget requiring a contract modification, and system bylaws. In the event that a member of the advisory council has had an opportunity to review the documents, but does not approve their contents, a letter stating minority reports should accompany the documents to the State Library. In the event that a majority of the advisory council does not approve the contents of one of the documents referred to in this section, the chairman should sign the certificate of review and forward the advisory council's report with it. The chairman of the advisory council should sign the certificate of review in the appropriate place, if the majority of the advisory council determine that they have not been adequately informed of its contents by the major resource center staff.