0000950149-01-500856 Sample Contracts

5 1/2% Convertible Subordinated Notes Due 2006 INDENTURE Dated as of April 4, 2001 State Street Bank and Trust Company of California, N.A. AS TRUSTEE

Indenture • June 5th, 2001 • Waste Connections Inc/De • Refuse systems • New York

• Contract Type
  Indenture
• Filed
  June 5th, 2001
• Company
  Waste Connections Inc/De
• Industry
  Refuse systems
• Jurisdiction
  New York

1 EXHIBIT 4.4 REGISTRATION RIGHTS AGREEMENT Dated as of April 4, 2001

Registration Rights Agreement • June 5th, 2001 • Waste Connections Inc/De • Refuse systems • New York

• Contract Type
  Registration Rights Agreement
• Filed
  June 5th, 2001
• Company
  Waste Connections Inc/De
• Industry
  Refuse systems
• Jurisdiction
  New York

1 EXHIBIT 4.3 WASTE CONNECTIONS, INC. 5 1/2% Convertible Subordinated Notes due 2006 PURCHASE AGREEMENT

Purchase Agreement • June 5th, 2001 • Waste Connections Inc/De • Refuse systems • New York

• Contract Type
  Purchase Agreement
• Filed
  June 5th, 2001
• Company
  Waste Connections Inc/De
• Industry
  Refuse systems
• Jurisdiction
  New York