Speed Read: It is no secret that tax calculation and reporting are becoming increasingly complex and professionals are turning to a range of calculation engines, online resources, and business intelligence tools to lighten an already heavy load. As new tools continue to dive deeper yielding data at a more granular level, these technologies are beginning to reshape the tax consulting profession and it is not just the professionals that are taking notice and using it to their advantage. Tax authorities are gaining ground and advancing their expertise to level the playing field in an effort to cash in on once hidden data that may ultimately become part of full disclosure.