Congressional committees have obtained some 300 immunity orders since Congress passed an immunity law in 1970, many of which were tied to a probe into the assassinations of President John F. Kennedy and Martin Luther King Jr.
She says, "I really don't want to think that it's about Flynn to get the president".
Any decision to offer Flynn immunity would come from US Attorneys and Department of Justice, not the Federal Bureau of Investigation, officials explained.
-Calif., the ranking member of the House Intelligence Committee, acknowledged in a statement that the Justice Department's interest in Flynn's testimony could take precedence over Congress' wish to hear from him.
Flynn's attorney said Thursday that the retired general is in discussions with the House and Senate intelligence committees on receiving immunity from "unfair prosecution" in exchange for answering questions.
Flynn was sacked from his job as Trump's first national security adviser after it was disclosed that he misled Vice President Mike Pence about a conversation he had with the Russian ambassador to the US during the transition.
Schiff said the House intelligence panel would discuss any request with the Justice Department and the Senate Intelligence Committee, describing such a request "a grave and momentous step".
His own lawyer, Kelner, said Thursday, "General Flynn certainly has a story to tell, and he very much wants to tell it, should the circumstances permit".
Mr Flynn has reportedly offered to cooperate with FBI investigators and two Congressional committees in return for immunity from prosecution, as they probe Russia's alleged cyber-meddling in the 2016 election, and possible links between Moscow and Mr Trump's campaign team.
Judge considering plan on fix for 18000 Flint water lines
Earlier this month, the EPA awarded $100 million for Flint to update its drinking water infrastructure. The National Guard began distributing bottled water and filters in Flint more than a year ago.
"He believes that Mike Flynn should go testify", Spicer said.
A spokesman for Devin Nunes, the Republican chairman of the House intelligence committee, said the panel has not offered an immunity deal to Mr Flynn.
In September, Flynn weighed in on the implications of immunity on NBC's "Meet the Press", criticizing Democratic presidential candidate Hillary Clinton and her associates in the FBI's investigation into her use of a private email server.
Since July, the FBI has been conducting a counterintelligence investigation into Russia's interference in the election and possible coordination with Trump associates.
The committee "had a preliminary conversation with Michael Flynn's lawyer about arranging for Flynn to speak to the committee", spokesman Jack Langer said. That businessman, Ekim Alptekin, has told The Associated Press that the registration was made under pressure from the Justice Department.
Mike Flynn should ask for immunity in that this is a witch hunt (excuse for big election loss), by media & Dems, of historic proportion!
That was a stumbling block in the 1980s-era prosecutions of Iran-Contra Affair figures Oliver North and John Poindexter, whose convictions were set aside following concerns from judges that witnesses in their criminal cases had been unduly affected by their congressional testimony.
Trump would not comment further when asked about Flynn during a White House meeting with USA manufacturers. As of Wednesday, the Senate panel had asked to interview 20 people. Earlier this month, Flynn registered retroactively as a foreign agent, disclosing that his former consulting firm earned $530,000 past year from a Dutch entity with ties to Turkey's government.
Flynn was forced to resign on February 13 for failing to disclose talks with Kislyak about USA sanctions on Moscow and misleading Vice President Mike Pence about the conversations, which occurred before Trump took office.