The main job of the Legislature is to make and amend laws. In Presidential Systems of government, the Legislature is considered a power branch which is equal to and independent of the Executive. In addition to enacting laws, Legislatures usually have exclusive authority to raise taxes and adopt the budget and other money bills.
The primary components of a Legislature are one or more chambers (houses) that debate and vote on bills. The legislative process comprises of a number of steps. Click on the link below and learn how a bill becomes a law.