(Newser) – Two years before Enron’s 2001 implosion, a whistleblower tipped off the IRS to the company’s abusive tax shelters and fictitious income. Now that whistleblower is finally getting his reward, to the tune of $1.1 million from the IRS, the Washington Post reports. He remains anonymous, but his lawyers acknowledge that he testified before the Senate Finance Committee in 2004, where he complained about his “frustrating and discouraging” interactions with the IRS. The tipster’s reward is the maximum that was allowed under law at the time he blew the whistle: 15% of the unpaid taxes that his information led the IRS to recover. (Read more Enron stories.)