One Loophole....

The Treasury Department introduced a regulation that would negate the tax benefits of Pfizer's acquisition of Allergan.  Shares in Allergan opened down more than 15 percent on Tuesday, after the U.S. Treasury Department proposed new tax regulations that could kill its $160 billion agreement to be bought by Pfizer.

Pfizer's deal to buy Dublin-based Allergan was conceived under rules that would have allowed the company to move its headquarters to Ireland and lower its tax rate. 

Tax inversion is a term for the relocation of a corporation's legal domicile to a lower-tax nation, or corporate haven, usually while retaining its material operations in its higher-tax country of origin. 

Tax inversions are a form of tax avoidance, whereby corporations and individuals arrange their affairs to legally reduce their tax obligations.  U.S. Internal Revenue Code imposes income tax on the profits of American corporations' foreign subsidiaries.This creates a strong incentive for American companies with large overseas markets to seek to re-characterize themselves as a foreign corporation.

Lack of competition with Canada,  Prevent individual from importing their own medication, Allowing fake internet pharmacies which scam the consumer, free to price their medication 5000% higher than what it was a week ago and you get Monopoly.

How much did Pfizer paid in taxes the past five years?  Just a thought.