Sec. 5. (a) The provisions of this chapter shall not be construed as repealing any laws in force on March 7, 1923, but shall be construed only as conferring additional duties and powers upon the state examiner, deputy examiners, field examiners, and the attorney general of the state and providing additional remedies as to the matters set forth in those laws, and all the remedies provided in this chapter shall be additional and concurrent and not exclusive.
(b) The term "municipality", as used in this chapter, shall be construed to extend to and include any county, township, city, town, school town, school city, or board of park commissioners in this state.