By lowering rates, the law reduces the value of tax credits that have been crucial to rental projects nationwide, with the effect being felt already.
The finding could be good news for Republicans looking to the midterm elections, but less comfort for President Trump, who was given little credit.
The prospect of more states with less bipartisan representation is likely to increase the intense polarization in Congress.
The Treasury Department’s failure to provide an economic analysis of its $1.5 trillion tax plan had prompted an inquiry into whether political meddling played a part.
An agency watchdog says a congressionally mandated program using private debt collectors has been poorly administered and failed to respect taxpayers’ rights.
Some utilities say they will pass savings from the tax law to ratepayers. Attorneys general in several states are calling for federal action as well.