It means they can do what they think is right. They can do this without punishment.
no
Immunity
Congressional Immunity What_is_congressional_immunity
no
Congressional Immunity What_is_congressional_immunity
Article I section six of the Constitution protects member of Congress from arrest while they are in session except for treason or felony. The reason is so the executive can't just have them arrested because he doesn't like the way they are going to vote.
so they can say and do what they belive is right w/o fear of interference from outsiders
Yes, Congress can be sued for its actions, but there are limitations on when and how such lawsuits can proceed due to the legal principle of sovereign immunity.
Yes, they are immune.
No, you cannot sue Congress for any wrongdoing or misconduct due to the legal principle of sovereign immunity, which protects government entities from being sued without their consent.
The three types of immunity is innate immunity, adaptive immunity, and passive immunity.
Its intended purpose is to prevent a President or other officials of the Executive branch from having members arrested on a pretext to prevent them from voting a certain way or otherwise taking actions with which he or she might disagree. source: wikipedia