The judicial branch is the main actor that decides whether or not an action of the government is unconstitutional. However, technically the President can decide not to enforce parts of a law Congress passes on the basis of unconstitutionality through constitutional signing statements.
the courts
Courts
Courts
Courts
Cabinet members - WRONG ANSWER
The Senate reviews laws and decides whether they are within the guidelines of the Constitution.
Supreme Court
The Judicial Branch of the government, which is divided as various courts on the state level and as the Supreme Court on the Federal level, decides whether laws are Constitutional or not.
The Senate reviews laws and decides whether they are within the guidelines of the Constitution.
the judicial branch can decide if laws agree with the constitution
Supreme Court
In Ohio, who decides whether the laws are written and enforced as required by the Ohio Constitution?
it is the supreme court that has the final sayin whether or not an act of government-legislative or executive at the federal, state, or local level-violates the constitution.