On November 2, President Obama signed the Bipartisan Budget Act of 2015 into law. Along with purely budget-oriented matters, a revenue-raiser in the form of radically new partnership audit rules suddenly slipped into the mix and became part of final enacted legislation. Not even a month earlier, these partnership provisions were still considered in their formative stage … until someone saw that they could quickly provide almost a $10 billion offset that helped facilitate the budget deal.