David versus Arroyo
GR No. 171396, May 3, 2006 (Separate Opinion)
National Power Corporation versus Philippine Electric Plant Owners Association (PEPOA), Inc.. No. 159457.htm
GR No. 159457, April 7, 2006
Constantino versus Cuisia
GR 160966, October 13, 2005 (Separate Opinion)
Philippine Ports Authority versus Commission on Audit
GR No. 160396, September 6, 2005
Southern Cross Cement Corporation versus Philippine Cement Manufacturers Association of the Philippines
GR 158540, August 3, 2005 (Separate Opinion)
St. Joseph’s College versus St. Joseph’s College Worker’s Association
GR 155609, January 17, 2005
Nicolas versus Disierto
GR 154668, December 16, 2004
La Bugal-B’laan Tribal Association versus Ramos
GR 127882, December 1, 2004
DAR versus Cuenca
GR 154112, September 23, 2004
Information Technology Foundation of the Philippines versus Commission on Elections
GR 159139, January 13, 2004; February 17, 2004 (Resolution); June 15, 2005 (Resolution); August 22, 2006 (Resolution)
Macalintal versus Comelec
GR 157013, July 10, 2003 (Separate Opinion)
Cruz versus Gangan
GR 143403, January 22, 2003
GR 148571, September 24, 2002
Government of the United States of America versus Purganan
Republic of the Philippines versus COCOFED
GR 147062-64, December 14, 2001
Ang Bagong Bayani-OFW Labor Party versus Commission on Elections
GR 147589 and 147613, June 26, 2001
Cruz versus Secretary of Environment and Natural Resources
GR 135385, December 6, 2000 (Separate Opinion)
Veterans Federation Party versus Comelec
GR 136781, 136786 and 136795, October 6, 2000
ABS-CBN Broadcasting Corporation versus Commission on Elections
GR 133486, January 28, 2000
Cordero versus Commission on Elections
GR 134826, July 6, 1999
Chavez versus PCGG
GR No. 130716, December 9, 1998
Defensor-Santiago versus Guingona Jr.
GR No. 134577, November 18, 1998
Telecommunications and Broadcast Attorneys versus Commission on Elections
GR No. 132922, April 21, 1998 (Opinion)
Osmeña versus Commission on Elections
GR 132231, March 31, 1998 (Dissenting Opinion)
Tiu versus Guingona
GR 127410, January 20, 1999
Jacinto versus Court of Appeals
GR No. 124540, November 14, 1997
Tañada versus Angara
GR 118295, May 2, 1997
Santiago versus Commission on Elections
GR 127325, March 19, 1997 (Separate Opinion)
Manila Prince Hotel Corporation versus GSIS
GR 122156, February 3, 1997 (Separate Dissenting Opinion)
Subic Bay Metropolitan Authority versus Commission on Elections
GR 125416, September 26, 1996
Iglesia Ni Cristo versus Court of Appeals
GR 119673, July 26, 1996 (Separate Concurring Opinion)
Frivaldo versus Commission on Elections
GR 120295, June 28, 1996
Romualdez-Marcos versus Commission on Elections
GR 119976, October 25, 1995 (Dissenting Opinion)
The Personal Website of Retired Chief Justice Panganiban 