185.14  Contributions.--Except as provided in ss. 185.07(1)(b) and 185.15, the municipal officer or board paying salaries to police officers entitled to the benefit of this chapter shall deduct 5 percent from each installment of salary of each police officer so long as such police officer shall hold office, or be employed. Said amount so deducted shall be deposited as provided in s. 185.30. Under no circumstances may a municipality reduce the member contribution to less than 1 percent of salary.