Problem:
Donovan Corporation, a calender year-end company, operates a profitable division in Jurisdiction A. In January 2010, Jurisdiction A enacted a tax law that changed the tax rate structure from 30% to 35%. Donovan wants to know whether it needs to adjust its 12/31/2009 tax provision to reflect the rate change, and if not in 2009, when does it need to recognize the effect of the change?
Requirement:
Develop a tax file memorandum for a client based on the above information.