All such assessments for the construction, laying or repairing of sidewalks, as referred to in this chapter shall be a special assessment for improvements and shall be levied and collected as a special tax. All money received from such special assessments shall be held by the treasurer as a special fund to be applied to the payment of the improvement for which the assessment was made. The money shall be used for no other purpose whatever except to reimburse the municipality for money expended for such improvement. (Ord. 3272 §7, 2006)