- SSA Flyer - SSA Flyer Translated - The tax rate for Brady ISD is: M&O $1.04 and I&S is .4652 for a total tax rate of $1.5052 for the 2008-2009 school year. - This tax rate will raise more taxes for maintenance and operations than last year's tax rate. (TAC 26.05 (a)(2)(A)) - This tax rate will raise taxes for maintenance and operations on a $100,000 home by approximately $40.00 (TAC 26.05 (a)(2)(B))