A greater tax than that so entered upon the record shall not be levied or collected for the municipality proposing the tax for the purposes indicated and a greater expenditure of public money shall not be made for any specific purpose than the amount estimated and appropriated for that purpose, except as provided in sections 24.6 and 24.15 . All budgets set up in accordance with the statutes shall take such funds, and allocations made by sections 123.17 and 452A.79 , into account, and all such funds, regardless of their source, shall be considered in preparing the budget. [C24, 27, 31, 35, 39, § 380; C46, 50, 54, 58, 62, 66, 71, 73, 75, 77, 79, 81 , S81, §24.14 ; 81 Acts, ch 117, §1200 ] 83 Acts, ch 123, §33, 209 ; 89 Acts, ch 83, §12 ; 2003 Acts, ch 178, §1 Referred to in §24.9 , 24.20