Full coverage: Pfizer

When the Swiss food multinational acquired Pfizer’s infant formula business in 2012, it claimed the cost of unwinding intercompany debt as a tax-deductible expense. The Tax Appeals Commission has now decided the case.

Pfizer is highly secretive about releasing details of its vast Irish operation. However, an investigation of over 200 corporate filings made by 80 Pfizer companies in Ireland, Europe and the US reveals $100bn worth of industrial and financial assets located here.