Functional departments of the Municipal organization shall be created or abolished by the Commission as provided by the Charter or other applicable Law. Within these departments the organization of specific functions shall be the responsibility of each department director subject to the approval of the Manager. The highest ranking employee of each department shall be designated the “Director” except that the highest ranking employee of the Police and Fire departments shall be designated the “Chief.”
The Manager shall be the chief administrative officer of the Municipality. He shall be subject to appointment and removal by the Commission. During the tenure of his appointment he shall possess and exercise the powers and duties as prescribed by the Charter. The Manager’s compensation shall be as determined by the Commission in the annual salary ordinance. During the disability or temporary absence of the Manager, the Assistant Manager shall exercise the duties and have the authority of the Manager subject to Section 504 of the Charter.
The Manager, Assistant Manager, Directors and Chiefs of departments, and designated employees in charge of staff functions under the Manager, shall comprise the administrative staff of the Municipality. The administrative staff shall serve under the direction of the Manager and shall advise and consult with him upon all matters affecting the welfare of the Municipality or relating to any phase of the Municipal administration. The administrative staff shall deal with the Commission through the Manager, except in response to routine inquiry or in connection with investigation under Section 326 of the Charter. Employees in the various departments, except in response to routine inquiries or in connection with investigation under Section 326 of the Charter, shall deal with members of the Commission only through their Department Directors or Chiefs and the Manager.
122.1. 
Directors or Chiefs of departments of the Municipality shall be appointed by the Manager with the advice and consent of the Commission, solely on the basis of executive, administrative and technical qualifications appropriate to the duties of each department. A member of the administrative staff may serve as Chief or Director of more than one department. Directors or Chiefs of departments may be removed by the Manager with the advice and consent of the Commission.
122.2. 
Each Department Director or Chief shall:
122.2.1. 
Cooperate with other departments in furnishing them such service, labor and materials as may be requested by the Director or Chief of such other department, subject to such regulations as the Manager may prescribe.
122.2.2. 
Manage and supervise the activities and personnel of his department, establish objectives and standards for the performance of work and administer the operations of the department in an efficient manner for the effective providing of services.
122.2.3. 
Develop and recommend an annual budget and program plan for his department, approve and control the expenditure of funds within the department’s approved budget, and report to the Manager on the operations and activities of the department.
122.2.4. 
Consult with and advise the Manager on the operation of the Municipality as it relates to his department and perform such other duties, activities and functions as the Manager may direct.
The Municipality shall have the following departments with the functions, duties and responsibilities hereinafter described for each department. The Manager shall have the authority to assign temporarily duties and responsibilities among such departments.
123.1. 
Finance Department. The Department of Finance shall be responsible for all activities related to management of and accounting for Municipal funds including disbursements, collection of accounts receivable, investment of idle funds and the accurate reporting of the Municipality’s finances. The Department is also responsible for all personnel and insurance management functions including payroll, personnel records, and pension and benefit programs.
123.2. 
Fire Department. The Fire Department shall be responsible for all activities related to fire suppression, fire inspection and prevention including the enforcement of the Fire Prevention Code, and maintenance of fire apparatus and facilities. The Department also supervises the activities of the Mt. Lebanon Volunteer Fire Company.
123.3. 
Public Works Department. The Department of Public Works shall be responsible for all activities related to maintenance and construction of municipal buildings, facilities and properties. The department also supervises streetlights and traffic signals; contracts for refuse collection, and coordinates activities with municipal engineers and utility companies.
123.4. 
Police Department. The Police Department shall be responsible for all activities related to the prevention and suppression of crime, apprehension of violators of the law, protection of life and property, and traffic and pedestrian safety.
123.5. 
Recreation Department. The Department of Recreation shall be responsible for all Municipal recreation programs including the operation and maintenance of the tennis center, golf course, ice rinks, public swimming pool and community rooms. The Department also plans park facilities.
The Manager may, within budget appropriations approved by the Commission, create such administrative staff offices as may be required to administer the operations and affairs of the Municipality.