<prompt> Translate the following text to EnglishTunatambua changamoto ambazo shirika linakabiliwa nazo katika kurekebisha sera zake za mtaji wa kibinadamu kusaidia kufikia mabadiliko yake ya Congress kwa shirika ambalo linaweza kusawazisha huduma kwa walipa kodi na utekelezaji wa sheria za kodi.  <response>: At IRS we identified the challenges the organization faces in revamping its human capital policies to help achieve its congressionally mandated transformation to an agency that better balances service to the taxpayers with enforcement of the tax laws. 