. international paper also has approx- imately $ 273 million of u.s . federal , non-u.s . and state tax credit carryforwards that expire as follows : 2010 through 2019 2013 $ 54 million , 2020 through 2029 2013 $ 32 million , and indefinite carryforwards 2013 $ 187 mil- lion . further , international paper has $ 2 million of state capital loss carryforwards that expire in 2010 through 2019 . deferred income taxes are not provided for tempo- rary differences of approximately $ 3.5 billion , $ 2