may waive the surcharge if the petitioner is found by the judge to be indigent and unable to pay the costs. 

its ordinance violations may collect from the person placed on probation a fee of ten dollars per month for providing supervision and rehabilitation services.

2. The court may exempt a person from all or part of the contribution required in subsection 1 of this section if it finds any of the following factors exist: (1) The offender has diligently attempted, but has been unable, to obtain employment which provides him sufficient income to make such payments; . . . (6) There are other extenuating circumstances as determined by the court to exempt or partially reduce such payments; 

under sections 559.600 to 559.615. The person placed on probation shall contribute not less than thirty dollars or more than fifty dollars per month to the private entity providing him or her with supervision and rehabilitation services. The amount of the contribution shall be determined by the sentencing court. The court may exempt a person from all or part of the foregoing contribution if it finds any of the following factors to exist: (1) The offender has diligently attempted, but has been unable, to obtain employment which provides him or her sufficient income to make such payments; . . .  (6) There are other extenuating circumstances as determined by the court to exempt or partially reduce such payments;