. in 2012 , merck and the cra reached a settlement for these years that calls for merck to pay additional canadian tax of approximately $ 65 million . the company 2019s unrecognized tax benefits related to these matters exceeded the settlement amount and therefore the company recorded a net $ 112 million tax provision benefit in 2012 . a portion of the taxes paid is expected to be creditable for u.s . tax purposes . the company had previously established reserves for these matters