The Treasury Department is preparing to release a corporate tax workaround that would deliver large tax savings to companies including Salesforce Inc. and Qualcomm Inc.The tax guidance, which could come as early as next week, would allow companies to take full advantage of lucrative research and development tax breaks included in President Donald Trump’s “One Big Beautiful” tax bill, according to people familiar with the matter.Minimum tax clashThe Treasury proposal will address an issue that has vexed majo ...