(a) The chief executive of each occupying agency shall be responsible for the building space assigned to the agency.(b) The chief executive of the occupying agency may designate one of his employees to coordinate affairs between the agency and the Commission. The designee should have the authority to make decisions for the occupying agency and to encumber agency funds for projects accomplished under interagency contract with the Commission.(c) The chief executive shall be responsible for the control of interior door keys to the space assigned to the occupying agency. Only the Department of Public Safety, Capitol Police may reproduce keys, install or remove locks, or change locks in doors of the building.(d) The chief executive of each occupying agency is responsible for his/her agency's compliance with the Commission's Tenant Manual.