Tom Suffredin (6th) Credit: Matthew EadieFamilies receiving food assistance benefits would be exempt from the grocery tax, something Suffredin noted in his explanation for supporting the measure. “Replacing this significant amount of revenue would necessitate either increasing another existing tax” such as the property tax or the home rule sales tax, “or making substantial cuts to expenses,” Suffredin wrote. “I believe a veto of the grocery tax is irresponsible, as it will only lead to a higher property tax increase.”But Biss, who’s in the midst of a congressional campaign, is balancing his stance on issues with a larger spotlight looming over him. Evanston Mayor Daniel Biss. If successful, the local tax would immediately replace the already existing state tax on Jan. 1.