India, Jan. 30 -- US President Donald Trump, his two eldest sons and the Trump Organization have filed a sweeping lawsuit against the Internal Revenue Service and the US Treasury Department, alleging the government failed to prevent the leak of their confidential tax records.

Here are five key things to know about the case, based on court filings and reporting by CNBC.

The plaintiffs in the lawsuit are President Trump, his sons Donald Trump Jr. and Eric Trump, and the Trump Organization, which is run by the two sons. The defendants are the IRS and the Treasury Department. The suit was filed in federal court in Miami, according to CNBC.

The plaintiffs are seeking a minimum of $10 billion in damages, an unusually large sum for a civil ca...