Urea is a white crystalline substance with the chemical formula CO(NH2)2; it is highly water soluble and contains 46% nitrogen. Urea is considered an organic compound because it contains carbon. It was the first organic compound ever synthesized by chemists; this was accomplished in the early 1800s.
State Laws and Regulations. State legislatures make the laws in each state. State courts may review these laws and remove them if they think they do not agree with the state's constitution. Find state laws and regulations with the Law Library of Congressâs guide for each state.
The chief difference between federal and state withholding taxes is that state withholding is done based on state-level tax dollars and federal withholding uses federal tax dollars. State withholding rules tend to vary among the states, while federal withholding rules are consistent everywhere in the United States.