**EXHIBIT 12FLEETBOSTON FINANCIAL CORPORATIONCOMPUTATION OF CONSOLIDATED RATIO OF EARNINGSTO FIXED CHARGES AND PREFERRED DIVIDENDS**

**EXCLUDING INTEREST ON DEPOSITS(dollars in millions)**

|                                                           | Year ended December 31, |   |
|----------------------------------------------------------------|-------------------------|--------|
|                                                                |                         |
|                                                           | 2001                    |   | 2000 |   | 1999 |   | 1998 |   | 1997 |   |
|                                                                |                         |
| Earnings:                                                      |
|    Income before income taxes                   | $1,494                  |   | $ 6,461 |   | $4,075 |   | $4,444 |   | $4,314 |   |
| Adjustments:                                                   |
|    Fixed charges:                               |
|       Interest on borrowed funds | 2,830                   |   | 3,985 |   | 3,198 |   | 2,569 |   | 2,026 |   |
|       1/3 of rent                | 108                     |   | 108 |   | 127 |   | 119 |   | 118 |   |
|    Preferred dividends                          | 44                      |   | 64 |   | 83 |   | 96 |   | 155 |   |
| Adjusted earnings                                              | $4,476                  |   | $10,618 |   | $7,483 |   | $7,228 |   | $6,613 |   |
|                                                                |
| Fixed charges and preferred dividends                          | $2,982                  |   | $ 4,157 |   | $3,408 |   | $2,784 |   | $2,299 |   |
|                                                                |
| Adjusted earnings/fixed charges                                | 1.50                    | x      | 2.55 | x | 2.20 | x | 2.60 | x | 2.88 | x |

**INCLUDING INTEREST ON DEPOSITS(dollars in millions)**

|                                                           | Year ended December 31, |   |
|----------------------------------------------------------------|-------------------------|--------|
|                                                                |                         |
|                                                           | 2001                    |   | 2000 |   | 1999 |   | 1998 |   | 1997 |   |
|                                                                |                         |
| Earnings:                                                      |
|    Income before income taxes                   | $1,494                  |   | $ 6,461 |   | $ 4,075 |   | $ 4,444 |   | $ 4,314 |   |
| Adjustments:                                                   |
|    Fixed charges:                               |
|       Interest on borrowed funds | 2,830                   |   | 3,985 |   | 3,198 |   | 2,569 |   | 2,026 |   |
|       1/3 of rent                | 108                     |   | 108 |   | 127 |   | 119 |   | 118 |   |
|       Interest on deposits       | 3,566                   |   | 4,512 |   | 4,202 |   | 4,379 |   | 4,021 |   |
|    Preferred dividends                          | 44                      |   | 64 |   | 83 |   | 96 |   | 155 |   |
| Adjusted earnings                                              | $8,042                  |   | $15,130 |   | $11,685 |   | $11,607 |   | $10,634 |   |
|                                                                |
| Fixed charges and preferred dividends                          | $6,548                  |   | $ 8,669 |   | $ 7,610 |   | $ 7,163 |   | $ 6,320 |   |
|                                                                |
| Adjusted earnings/fixed charges                                | 1.23                    | x      | 1.75 | x | 1.54 | x | 1.62 | x | 1.68 | x |

**EXHIBIT 12 (continued)FLEETBOSTON FINANCIAL CORPORATIONCOMPUTATION OF CONSOLIDATED RATIO OF EARNINGSTO FIXED CHARGES**

**EXCLUDING INTEREST ON DEPOSITS(dollars in millions)**

|                                                           | Year ended December 31, |   |
|----------------------------------------------------------------|-------------------------|--------|
|                                                                |                         |
|                                                           | 2001                    |   | 2000 |   | 1999 |   | 1998 |   | 1997 |   |
|                                                                |                         |
| Earnings:                                                      |
|    Income before income taxes                   | $1,494                  |   | $ 6,461 |   | $4,075 |   | $4,444 |   | $4,314 |   |
| Adjustments:                                                   |
|    Fixed charges:                               |
|       Interest on borrowed funds | 2,830                   |   | 3,985 |   | 3,198 |   | 2,569 |   | 2,026 |   |
|       1/3 of rent                | 108                     |   | 108 |   | 127 |   | 119 |   | 118 |   |
| Adjusted earnings                                              | $4,432                  |   | $10,554 |   | $7,400 |   | $7,132 |   | $6,458 |   |
|                                                                |
| Fixed charges                                                  | $2,938                  |   | $ 4,093 |   | $3,325 |   | $2,688 |   | $2,144 |   |
|                                                                |
| Adjusted earnings/fixed charges                                | 1.51                    | x      | 2.58 | x | 2.23 | x | 2.65 | x | 3.01 | x |

**INCLUDING INTEREST ON DEPOSITS(dollars in millions)**

|                                                           | Year ended December 31, |   |
|----------------------------------------------------------------|-------------------------|--------|
|                                                                |                         |
|                                                           | 2001                    |   | 2000 |   | 1999 |   | 1998 |   | 1997 |   |
|                                                                |                         |
| Earnings:                                                      |
|    Income before income taxes                   | $1,494                  |   | $ 6,461 |   | $ 4,075 |   | $ 4,444 |   | $ 4,314 |   |
| Adjustments:                                                   |                    |   |   |   |   |   |   |   |   |   |
|    Fixed charges:                               |                    |   |   |   |   |   |   |   |   |   |
|       Interest on borrowed funds | 2,830                   |   | 3,985 |   | 3,198 |   | 2,569 |   | 2,026 |   |
|       1/3 of rent                | 108                     |   | 108 |   | 127 |   | 119 |   | 118 |   |
|       Interest on deposits       | 3,566                   |   | 4,512 |   | 4,202 |   | 4,379 |   | 4,021 |   |
| Adjusted earnings                                              | $7,998                  |   | $15,066 |   | $11,602 |   | $11,511 |   | $10,479 |   |
|                                                                |
| Fixed charges                                                  | $6,504                  |   | $ 8,605 |   | $ 7,527 |   | $ 7,067 |   | $ 6,165 |   |
|                                                                |
| Adjusted earnings/fixed charges                                | 1.23                    | x      | 1.75 | x | 1.54 | x | 1.63 | x | 1.70 | x |