According to the report in the Daily Caller, the letter "demanded that the DCCC 'preserve all records in anticipation of a lawsuit for defamation and interference' after the Democratic Party group led a campaign against Limbaugh based on out-of-context statements the host made about sexual assault."

Limbaugh’s legal team delivered a letter to DCCC representatives Monday informing them of the legal threat. Limbaugh has also demanded a public retraction and apology.

The Limbaugh team is currently proceeding from the standpoint of litigating and has not yet made a decision as to whether the DCCC could make any concessions at this point to prevent the lawsuit.

The DCCC “has intentionally disseminated demonstrably false statements concerning Rush Limbaugh in a concerted effort to harm Mr. Limbaugh, and with reckless disregard for the resulting impact to small businesses across America that choose to advertise on his radio program” according to the Glaser Weil law firm’s letter to the DCCC, which was obtained by The DC. “Mr. Limbaugh clearly, unambiguously, and emphatically condemned the notion that ‘no’ means ‘yes.’”

In mid-September, the DCCC sent out a fundraising pitch with the all-caps headline "DROP RUSH LIMBAUGH." The fundraising letter continued with:

During a rant on sexual assault, Rush Limbaugh asserted yesterday that sometimes “No means yes”

100,000 Signatures Needed Today: Demand Companies Pull Rush Limbaugh Ads

Since Rush Limbaugh’s disgusting comments on sexual assault came out, your response has been swift and powerful:

64,000 of you and counting have already called on Limbaugh’s sponsors to pull their ads from his radio show.

But we need to hit 100,000 signatures to put real pressure on those companies to drop Rush once and for all.

Limbaugh's represenation says the DCCC, run by NY Congressman Steve Israel, took the host's statement totally out of context. For his full comments see video above.

The letter sent by Limbaugh's attorneys follows: