Pius Langa served in the Constitutional Court of South Africa from its inception in 1995 until his retirement in 2009. He was the Chief Justice of South Africa from 2005 to 2009.
| No. | Case name | Citation | Notes | |
|---|---|---|---|---|
| 1 | S v Williams and Others | 1995. ZACC. 6. | ||
| 2 | S v Mbatha; S v Prinsloo | 1996. ZACC. 1. | ||
| 3 | S v Coetzee and Others | 1997. ZACC. 2. | ||
| 4 | City Council of Pretoria v Walker | 1998. ZACC. 1. | ||
| 5 | De Freitas and Another v Society of Advocates of Natal | 1998. ZACC. 12. | ||
| 6 | Christian Education South Africa v Minister of Education | 1998. ZACC. 16. | ||
| 7 | President of the Ordinary Court Martial v Freedom of Expression Institute | 1999. ZACC. 10. | ||
| 8 | Cape Metropolitan Council v Minister of Provincial Affairs and Constitutional Development | 1999. ZACC. 12. | ||
| 9 | Investigating Directorate: Serious Economic Offences v Hyundai Motors | 2000. ZACC. 12. | ||
| 10 | S v Boesak | 2000. ZACC. 25. | ||
| 11 | 2001. ZACC. 10. | |||
| 12 | Islamic Unity Convention v Independent Broadcasting Authority | 2002. ZACC. 3. | ||
| 13 | Van der Spuy v General Council of the Bar of South Africa | 2002. ZACC. 17. | ||
| 14 | Democratic Alliance v Masondo | 2002. ZACC. 28. | ||
| 15 | De Reuck v Director of Public Prosecutions (Witwatersrand Local Division) | 2003. ZACC. 19. | ||
| 16 | Bhe v Magistrate, Khayelitsha | 2004. ZACC. 17. | ||
| 17 | President v Modderklip Boerdery | 2005. ZACC. 5. | ||
| 18 | Phumelela Gaming and Leisure Limited v Gründlingh | 2006. ZACC. 6. | ||
| 19 | SABC v National Director of Public Prosecutions | 2006. ZACC. 15. | Co-written with Kondile, Madala, Nkabinde, O'Regan, Van Heerden and Yacoob. | |
| 20 | Minister of Safety and Security v Luiters | 2006. ZACC. 21. | ||
| 21 | MEC for Education, KwaZulu-Natal v Pillay | 2007. ZACC. 21. | ||
| 22 | Zealand v Minister of Justice and Constitutional Development | 2008. ZACC. 3. | ||
| 23 | Thint v National Director of Public Prosecutions | 2008. ZACC. 13. | ||
| 24 | Glenister v President | 2008. ZACC. 19. | ||
| 25 | Du Toit v Minister for Safety and Security | 2009. ZACC. 22. | ||
| 26 | Minister for Justice and Constitutional Development v Chonco | 2009. ZACC. 25. |