§ 31.02 SURETY BONDS FOR OFFICIALS AND EMPLOYEES. 
   (A)   Each of the elective and appointive officers, heads of departments, assistants and other employees of the city, hereinafter named, shall execute a bond payable to the city, conditioned upon the faithful performance of the duties of his respective office, and for the payment and transfer to the proper person of all moneys and property received by him as that officer, head of department, assistant or employee. These bonds shall be as set by the Common Council.
('71 Code, § 32.03)
   (B)   Each of the bonds provided for in this title shall have as surety thereon a reliable and responsible surety company authorized to do business in the state. These bonds shall be subject to the approval of the Mayor and Common Council and filed with the Clerk-Treasurer except that the bond of the Mayor, as a member of the Board of Public Works and Safety, shall be approved by Council only, and the bond of the Clerk-Treasurer shall be filed with the Mayor. The cost of all bonds of city officials and employees required by this title or by statute shall be paid out of the General Fund.
('71 Code, § 32.04)
   (C)   All bonds herein provided for shall be filed within ten days after the beginning of the term for which the officers, heads of departments, assistants and employees shall have been elected or appointed respectively.
('71 Code, § 32.05)