Banc of America Mortgage Trust 2005-12 Sample Contracts

Exhibit 4 BANC OF AMERICA MORTGAGE SECURITIES, INC.,

Pooling and Servicing Agreement • January 13th, 2006 • Banc of America Mortgage Trust 2005-12 • Asset-backed securities • New York

• Contract Type
  Pooling and Servicing Agreement
• Filed
  January 13th, 2006
• Company
  Banc of America Mortgage Trust 2005-12
• Industry
  Asset-backed securities
• Jurisdiction
  New York