Modifies provisions relating to the use of state revenues

The provided context does not include specific details about the provisions modified by SJR 21 beyond its title and procedural status. The abstract states it "modifies provisions relating to the use of state revenues," but no concrete policy changes, affected groups, or mechanisms are described. Without additional information on the bill's actual content, a substantive summary cannot be created. Procedural details (prefiled, referred to committee) are noted, but the core policy elements remain unspecified.