Article V
Sec. 9: The compensation and expenses of the members of the legislature shall be
three dollars per diem during the term for which they are elected, and they shall receive no further compensation than as specified in this section for service when the legislature is convened in extra session. Members shall be entitled to ten cents per mile and no more for one round trip to each regular and special session of the legislature by the usually traveled routedetermined by law: Provided, That no change in compensation or expenses shall be effective during the term of office for which the legislature making the change was elected. Each member shall be entitled toone1 copy of the laws, journals and documents of the legislature of which he is a member, but shall not receive, at the expense of the state, books, newspapers or perquisites of the office not expressly authorized by this constitution.