9. In all cases or proceedings in which the amount in dispute relates to one or more municipal or school taxes or assessments exceeding in all the sum of $500, or to the interpretation of a contract to which the municipality is a party, the subject matter whereof is of the value of at least $500, there shall be an appeal from the final decision of any municipal judge or Municipal Court to the Court of Appeal.
If the amount in dispute does not appear upon the face of the proceedings it may be established by affidavit.
R. S. 1964, c. 24, s. 9; 1974, c. 11, s. 2.