FORM OF SUPPLEMENTAL INDENTURE NO. [___] FROM NORTHERN STATES POWER COMPANY (A MINNESOTA CORPORATION) TO WELLS FARGO BANK MINNESOTA, NATIONAL ASSOCIATION (FORMERLY, NORWEST BANK MINNESOTA, NATIONAL ASSOCIATION) TRUSTEE DATED AS OFSupplemental Indenture • April 10th, 2003 • Northern States Power Co • Electric & other services combined • Minnesota
FORM OFUnderwriting Agreement • April 10th, 2003 • Northern States Power Co • Electric & other services combined • New York
