Tough on Tax Breaks? Members of Congress gathered Tuesday to begin considering changes to the U.S. tax code. Great, right? Everyone agrees the American tax code is absurdly complicated and could use some reforming. Unfortunately, that’s where the agreement tends to end. Overhauling the tax code“”which could begin as soon as next year””is bound to bring difficult trade-offs. Just consider one of the first area lawmakers are targeting: Tax breaks on retirement savings.