The federal government has stepped in to block Illinois' controversial legislation targeting credit card processing fees, escalating an ongoing dispute between financial institutions and retail businesses. This intervention marks a significant turning point in a protracted legal battle spanning nearly two years. The contentious law sought to prohibit swipe fees on tax and tip calculations, aiming to reduce costs for merchants and potentially benefit consumers. The federal order complicates the legislative landscape as state lawmakers reassess their approach and consider alternative regulatory strategies moving forward.

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