Religious Liberty

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U.S. Supreme Court
May 2020
Little Sisters of the Poor v. Pennsylvania and New Jersey/Trump v. Pennsylvania and New Jersey

Religious Liberty

Little Sisters of the Poor v. Pennsylvania and New Jersey/Trump v. Pennsylvania and New Jersey

Whether the government had statutory authority under the Patient Protection and Affordable Care Act and the Religious Freedom Restoration Act of 1993 to expand the conscience exemption to the contraceptive-coverage mandate.
Little Sisters Of The Poor V. Pennsylvania And New Jersey/trump V. Pennsylvania And New Jersey. Explore Case.
U.S. Supreme Court
Jun 2018
David Mullins and Charlie Craig

Religious Liberty

LGBTQ Rights

Masterpiece Cakeshop v. Colorado Civil Rights Commission

Whether a business open to the public has a constitutional right to discriminate.
Masterpiece Cakeshop V. Colorado Civil Rights Commission. Explore Case.
Oklahoma
May 2017
Multi-faith symbols

Religious Liberty

Fatihah v. Neal

The Ƶ of Oklahoma, the national ACLU, and the Council on American-Islamic Relations Oklahoma Chapter filed a lawsuit against a Muslim free business on behalf of a U.S. Army Reserve member denied service. The lawsuit seeks equal access to public accommodations for Oklahomans of all faiths.
Fatihah V. Neal. Explore Case.

All Cases

79 Religious Liberty Cases

Wilberforce Academy of Knoxville v. Knox County Board of Education
Tennessee
Feb 2026

Religious Liberty

Wilberforce Academy of Knoxville v. Knox County Board of Education

ACLU, Ƶof Tennessee, and partners are representing six Knox County taxpayers dedicated to supporting public education and the separation of church and state who oppose Wilberforce Academy’s effort to force the county to authorize and fund it as a religious public charter school. The taxpayers, public school parents and faith and community leaders, object to their tax dollars funding a public charter school that will indoctrinate students into one religion, in violation of Tennessee and federal law and our nation’s longstanding commitment to the separation of church and state. They want to ensure that public schools remain secular and open to all.
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Wilberforce Academy Of Knoxville V. Knox County Board Of Education. Explore Case.
Tennessee
Feb 2026
Wilberforce Academy of Knoxville v. Knox County Board of Education

Religious Liberty

Wilberforce Academy of Knoxville v. Knox County Board of Education

ACLU, Ƶof Tennessee, and partners are representing six Knox County taxpayers dedicated to supporting public education and the separation of church and state who oppose Wilberforce Academy’s effort to force the county to authorize and fund it as a religious public charter school. The taxpayers, public school parents and faith and community leaders, object to their tax dollars funding a public charter school that will indoctrinate students into one religion, in violation of Tennessee and federal law and our nation’s longstanding commitment to the separation of church and state. They want to ensure that public schools remain secular and open to all.
Wilberforce Academy Of Knoxville V. Knox County Board Of Education. Explore Case.
John Doe v. Catholic Relief Services
Maryland
Jan 2026

Religious Liberty

John Doe v. Catholic Relief Services

The Ƶand Americans United for Separation of Church and State filed an amicus brief with the U.S. Court of Appeals for the Fourth Circuit urging the court to affirm that religious employers such as Catholic Relief Services (CRS) are not exempt from complying with employment discrimination laws.
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John Doe V. Catholic Relief Services. Explore Case.
Maryland
Jan 2026
John Doe v. Catholic Relief Services

Religious Liberty

John Doe v. Catholic Relief Services

The Ƶand Americans United for Separation of Church and State filed an amicus brief with the U.S. Court of Appeals for the Fourth Circuit urging the court to affirm that religious employers such as Catholic Relief Services (CRS) are not exempt from complying with employment discrimination laws.
John Doe V. Catholic Relief Services. Explore Case.
Catholic Charities Bureau, Inc. v. Wisconsin Labor & Industry Review Comm'n
U.S. Supreme Court
Jul 2025

Religious Liberty

Catholic Charities Bureau, Inc. v. Wisconsin Labor & Industry Review Comm'n

On March 5, 2025, the Ƶand its allies filed an amicus brief with the U.S. Supreme Court arguing that the First Amendment does not prohibit states from offering limited, categorical religious exemptions or from distinguishing between religious and nonreligious entities and activities in assessing the applicability of exemptions.
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Catholic Charities Bureau, Inc. V. Wisconsin Labor & Industry Review Comm'n. Explore Case.
U.S. Supreme Court
Jul 2025
Catholic Charities Bureau, Inc. v. Wisconsin Labor & Industry Review Comm'n

Religious Liberty

Catholic Charities Bureau, Inc. v. Wisconsin Labor & Industry Review Comm'n

On March 5, 2025, the Ƶand its allies filed an amicus brief with the U.S. Supreme Court arguing that the First Amendment does not prohibit states from offering limited, categorical religious exemptions or from distinguishing between religious and nonreligious entities and activities in assessing the applicability of exemptions.
Catholic Charities Bureau, Inc. V. Wisconsin Labor & Industry Review Comm'n. Explore Case.
Oklahoma Statewide Charter School Board v. Drummond
U.S. Supreme Court
Jul 2025

Religious Liberty

Oklahoma Statewide Charter School Board v. Drummond

Nine Oklahoma residents and a nonprofit organization dedicated to supporting public education in Oklahoma filed a lawsuit in July 2023 in state court to stop Oklahoma from sponsoring and funding the nation’s first religious public charter school, St. Isidore of Seville Catholic Virtual School. The plaintiffs are faith leaders, public school parents, and public education advocates who object to their tax dollars funding a public charter school that will discriminate against students and families based on their religion and LGBTQ+ status, fail to adequately serve students with disabilities, and indoctrinate students into one religion — all in violation of Oklahoma law and our country’s promises of the separation of church and state and public schools that are open to all.
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Oklahoma Statewide Charter School Board V. Drummond. Explore Case.
U.S. Supreme Court
Jul 2025
Oklahoma Statewide Charter School Board v. Drummond

Religious Liberty

Oklahoma Statewide Charter School Board v. Drummond

Nine Oklahoma residents and a nonprofit organization dedicated to supporting public education in Oklahoma filed a lawsuit in July 2023 in state court to stop Oklahoma from sponsoring and funding the nation’s first religious public charter school, St. Isidore of Seville Catholic Virtual School. The plaintiffs are faith leaders, public school parents, and public education advocates who object to their tax dollars funding a public charter school that will discriminate against students and families based on their religion and LGBTQ+ status, fail to adequately serve students with disabilities, and indoctrinate students into one religion — all in violation of Oklahoma law and our country’s promises of the separation of church and state and public schools that are open to all.
Oklahoma Statewide Charter School Board V. Drummond. Explore Case.
Mahmoud v. Taylor
U.S. Supreme Court
Jul 2025

Religious Liberty

LGBTQ Rights

Mahmoud v. Taylor

On April 9, 2025, the Ƶand Ƶof Maryland filed an amicus brief with the U.S. Supreme Court supporting the Montgomery County Public Schools (MCPS) in its efforts to ensure that its English Language Arts curriculum is LGBTQ-inclusive.
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Mahmoud V. Taylor. Explore Case.
U.S. Supreme Court
Jul 2025
Mahmoud v. Taylor

Religious Liberty

LGBTQ Rights

Mahmoud v. Taylor

On April 9, 2025, the Ƶand Ƶof Maryland filed an amicus brief with the U.S. Supreme Court supporting the Montgomery County Public Schools (MCPS) in its efforts to ensure that its English Language Arts curriculum is LGBTQ-inclusive.
Mahmoud V. Taylor. Explore Case.
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