 The control is that the intangible assets must be acceptable under GAAP (older 2004 Irish GAAP is used), and auditable by an Irish IFSC accounting firm, like PwC or Ernst & Young.In the 2010 Finance Act, on the recommendation of the Department of Finance's "Tax Strategy Group", the CAIA BEPS tool was upgraded, reducing the amortisation and "clawback" period from 15 to 10 years, and expanding the range of intangible assets to include "a broader definition of know-how".In the 2011 and 2012 Finance Acts, the "Tax Strategy Group" made additional amendments to the rules regarding the acquisition of intangible assets from "connected parties", and the "employment tax" users of the CAIA BEPS tool must pay.