Treasury officials have warned of a widespread and sophisticated phone scam involving callers who impersonate Internal Revenue Service representatives and demand immediate payments with pre-paid debit cards and wire transfers.
The IRS chief signaled that the his agency plans to re-write draft regulations limiting the political activities of tax-exempt groups.
A labor group said the government missed out on millions of dollars in potential revenue with a similar effort in the past.
Charities are critical of new regulations for federal employee donations.
Federal officials are feuding over whether faster poultry processing would cause more injuries to workers.
The legislation, which the Senate passed unanimously on Thursday, would require federal agencies to report all spending on a single Web site.