Acknowledgment of God
We, the people of Wisconsin, grateful to Almighty God for our freedom, in order to secure its blessings, form a more perfect government, insure domestic tranquility and promote the general welfare, do establish this constitution.
Article I, section 18.
The right of every person to worship Almighty God according to the dictates of conscience shall never be infringed; nor shall any person be compelled to attend, erect or support any place of worship, or to maintain any ministry, without consent; nor shall any control of, or interference with, the rights of conscience be permitted, or any preference be given by law to any religious establishments or modes of worship; nor shall any money be drawn from the treasury for the benefit of religious societies, or religious or theological seminaries.
Article I, section 19.
No religious tests shall ever be required as a qualification for any office of public trust under the state, and no person shall be rendered incompetent to give evidence in any court of law or equity in consequence of his opinions on the subject of religion.
Article I, section 23.
Nothing in this constitution shall prohibit the legislature from providing for the safety and welfare of children by providing for the transportation of children to and from any parochial or private school or institution of learning.
Article I, section 24.
Nothing in this constitution shall prohibit the legislature from authorizing, by law, the use of public school buildings by civic, religious or charitable organizations during nonschool hours upon payment by the organization to the school district of reasonable compensation for such use.
Article X, section 3.
The legislature shall provide by law for the establishment of district schools, which shall be as nearly uniform as practicable; and such schools shall be free and without charge for tuition to all children between the ages of 4 and 20 years; and no sectarian instruction shall be allowed therein; but the legislature by law may, for the purpose of religious instruction outside the district schools, authorize the release of students during regular school hours.