No member of the Police Department shall be removed, discharged, suspended, or reduced in rank or pay except for just cause, which shall not be religious or political, except as provided for in Chapter 8, Article 14, Section 19 of the West Virginia Code, and no such member shall be removed, discharged, suspended, or reduced in rank except as provided for by the provisions in Chapter 8, Article 14, Section 20 of the West Virginia Code.