(1) All claims against the city or board shall be audited for sufficiency of funds by the auditing officer of the city. The superintendent of schools shall furnish the auditing officer of the city a complete list of the claims. Before a warrant is issued therefor, the auditing officer of the city shall countersign it. Within 20 days after each regular or special meeting of the board, the superintendent of schools shall make and file with the auditing officer of the city statements of the condition of the funds for the support of the schools and of the financial transactions of the board during the period next preceding any such statement.
(2) No action may be brought or maintained against the school upon a claim or cause of action unless the claimant complies with s. 893.80. This subsection does not apply to actions commenced under s. 19.37, 19.97 or 281.99.