501(c) Groups — Nonprofit, tax-exempt groups organized under section 501(c) of the Internal Revenue Code that can engage in varying amounts of political activity, depending on the type of group ...

The number "527" refers to the section of the tax code that governs such entities. These groups are typically parties, candidates, committees or associations organized for the purpose of influencing ...

Instead, it has a powerful committee system which can propose as well as scrutinise bills. Committees are made up of small groups of MSP from different parties. Each committee has a remit to look ...