0000950129-08-003203 Sample Contracts

FIRST SUPPLEMENTAL INDENTURE between CARRIZO OIL & GAS, INC. and WELLS FARGO BANK, NATIONAL ASSOCIATION, as Trustee 4.375% Convertible Senior Notes due 2028 May 28, 2008

First Supplemental Indenture • May 28th, 2008 • Carrizo Oil & Gas Inc • Crude petroleum & natural gas • New York

• Contract Type
  First Supplemental Indenture
• Filed
  May 28th, 2008
• Company
  Carrizo Oil & Gas Inc
• Industry
  Crude petroleum & natural gas
• Jurisdiction
  New York

THIS FIRST SUPPLEMENTAL INDENTURE, dated as of May 28, 2008 (the “First Supplemental Indenture”), between Carrizo Oil & Gas, Inc., a Texas corporation (the “Company”), and Wells Fargo Bank, National Association (the “Trustee”).