0000914121-06-000296 Sample Contracts

EXHIBIT 4.1 BANC OF AMERICA MORTGAGE SECURITIES, INC., as Depositor, BANK OF AMERICA, NATIONAL ASSOCIATION, as Servicer,
Pooling and Servicing Agreement • February 13th, 2006 • Banc of America Mortgage 2006-a Trust • Asset-backed securities • New York
309,988,100 (Approximate) Mortgage Pass-Through Certificates, Series 2006-A
Senior Underwriting Agreement • February 13th, 2006 • Banc of America Mortgage 2006-a Trust • Asset-backed securities • New York
10,307,000 (Approximate) Mortgage Pass-Through Certificates, Series 2006-A
Subordinate Underwriting Agreement • February 13th, 2006 • Banc of America Mortgage 2006-a Trust • Asset-backed securities • New York