Payment Date: 05/25/00


          ------------------------------------------------------------
                   BANK OF AMERICA MORTGAGE SECURITIES, INC.
               MORTGAGE PASS-THROUGH CERTIFICATES, Series 1999-9
                     Bank of America, FSB, Master Servicer
          ------------------------------------------------------------



Class Information                                Current Payment Information

- ----------------------------------------------------------------------------------------------------------------------------------
                                 Beginning       Pass Thru     Principal       Interest      Total           Principal  Interest
Type       Class Code   Name     Cert. Bal.      Rate          Dist. Amt.      Dist. Amt.    Dist.           Losses     Shortfalls
- ----------------------------------------------------------------------------------------------------------------------------------
                                                                                             
Senior                  A1         18,809,995.39    7.000000%        43,961.36    109,724.97      153,686.33       0.00       0.00
                        A2         47,226,991.66    7.000000%       102,440.96    275,490.78      377,931.75       0.00       0.00
                        A3        122,803,100.41    7.000000%       260,734.17    716,351.42      977,085.59       0.00       0.00
                        A4         22,575,387.17    7.000000%       122,223.57    131,689.76      253,913.33       0.00       0.00
                        A5         39,333,000.00    7.000000%             0.00    229,442.50      229,442.50       0.00       0.00
                        A6         20,952,612.83    7.000000%             0.00          0.00            0.00       0.00       0.00
                        A7         14,647,000.00    7.000000%             0.00     85,440.83       85,440.83       0.00       0.00
                        A8         40,000,000.00    7.000000%             0.00    233,333.33      233,333.33       0.00       0.00
                        A9         39,000,000.00    7.000000%             0.00    227,500.00      227,500.00       0.00       0.00
                        A10         1,000,000.00    7.000000%             0.00      5,833.33        5,833.33       0.00       0.00
                        APO         4,859,453.42    0.000000%         4,946.03          0.00        4,946.03       0.00       0.00
Residual                AR                  0.00    7.000000%             0.00          0.00            0.00       0.00       0.00
- ----------------------------------------------------------------------------------------------------------------------------------
Subordinate             B1         10,540,075.10    7.000000%         8,998.63     61,483.77       70,482.40       0.00       0.00
                        B2          2,983,490.01    7.000000%         2,547.17     17,403.69       19,950.86       0.00       0.00
                        B3          1,591,592.07    7.000000%         1,358.83      9,284.29       10,643.12       0.00       0.00
                        B4          1,194,190.81    7.000000%         1,019.55      6,966.11        7,985.66       0.00       0.00
                        B5            795,796.04    7.000000%           679.41      4,642.14        5,321.56       0.00       0.00
                        B6            796,185.58    7.000000%           679.75      4,644.42        5,324.16       0.00       0.00
- ----------------------------------------------------------------------------------------------------------------------------------
- ----------------------------------------------------------------------------------------------------------------------------------
Totals          -        -        389,108,870.48     -              549,589.43  2,119,231.36    2,668,820.79     -          -
- ----------------------------------------------------------------------------------------------------------------------------------
Class Information

- --------------------------------------------------------------------------------
                                             Ending Cert.          Unpaid
Type             Class Code     Name         Notional Bal.         Interest
- --------------------------------------------------------------------------------
Senior                          A1         18,766,034.03              0.00
                                A2         47,124,550.69              0.00
                                A3        122,542,366.24              0.00
                                A4         22,453,163.59              0.00
                                A5         39,333,000.00              0.00
                                A6         21,074,836.41              0.00
                                A7         14,647,000.00              0.00
                                A8         40,000,000.00              0.00
                                A9         39,000,000.00              0.00
                                A10         1,000,000.00              0.00
                                APO         4,854,507.38              0.00
Residual                        AR                  0.00              0.00
- --------------------------------------------------------------------------------
Subordinate                     B1         10,531,076.47              0.00
                                B2          2,980,942.84              0.00
                                B3          1,590,233.25              0.00
                                B4          1,193,171.26              0.00
                                B5            795,116.62              0.00
                                B6            795,505.83              0.00
- --------------------------------------------------------------------------------
- --------------------------------------------------------------------------------
Totals            -              -        388,681,504.62     -
- --------------------------------------------------------------------------------



                             Payment Date: 05/25/00


          ------------------------------------------------------------
                   BANK OF AMERICA MORTGAGE SECURITIES, INC.
               MORTGAGE PASS-THROUGH CERTIFICATES, Series 1999-9
                     Bank of America, FSB, Master Servicer
          ------------------------------------------------------------



Class Information                                Current Payment Information

                                                      Factors per $1,000

- ------------------------------------------------------------------------------------------------------------------------
                                   Beginning     Pass Thru    CUSIP       Principal     Interest    Ending Cert./
Type        Class Code    Name   Cert. Bal.(Face)  Rate       Numbers       Dist.         Dist.     Notional Bal.
- ------------------------------------------------------------------------------------------------------------------------
                                                                            
- ------------------------------------------------------------------------------------------------------------------------
Senior                     A1     18,809,995.39     7.000000% 060506HP0     2.198068      5.486249    938.301701
                           A2     47,226,991.66     7.000000% 060506HQ8     2.048819      5.509816    942.491014
                           A3    122,803,100.41     7.000000% 060506HR6     2.007794      5.516294    943.642558
                           A4     22,575,387.17     7.000000% 060506HS4     5.194814      5.597151    954.316712
                           A5     39,333,000.00     7.000000% 060506HT2     0.000000      5.833333  1,000.000000
                           A6     20,952,612.83     7.000000% 060506HU9     0.000000      0.000000  1,053.741820
                           A7     14,647,000.00     7.000000% 060506HV7     0.000000      5.833333  1,000.000000
                           A8     40,000,000.00     7.000000% 060506HW5     0.000000      5.833333  1,000.000000
                           A9     39,000,000.00     7.000000% 060506HX3     0.000000      5.833333  1,000.000000
                           A10     1,000,000.00     7.000000% 060506HY1     0.000000      5.833333  1,000.000000
                           APO     4,859,453.42     0.000000% 060506HZ8     0.999454      0.000000    980.958578
Residual                   AR              0.00     7.000000% 060506JA1     0.000000      0.000000      0.000000
- ------------------------------------------------------------------------------------------------------------------------
Subordinate                B1     10,540,075.10     7.000000% 060506JB9     0.848207      5.795435    992.654960
                           B2      2,983,490.01     7.000000% 060506JC7     0.848207      5.795435    992.654960
                           B3      1,591,592.07     7.000000% 060506JR4     0.848207      5.795435    992.654960
                           B4      1,194,190.81     7.000000% 060506JD5     0.848207      5.795435    992.654960
                           B5        795,796.04     7.000000% 060506JE3     0.848207      5.795435    992.654960
                           B6        796,185.58     7.000000% 060506JF0     0.848207      5.795435    992.654960
- ------------------------------------------------------------------------------------------------------------------------
- ------------------------------------------------------------------------------------------------------------------------
Totals       -             -     389,108,870.48       -            -           -             -           -
- ------------------------------------------------------------------------------------------------------------------------
- ------------------------------------------------------------------------------------------------------------------------





          ------------------------------------------------------------
                   BANK OF AMERICA MORTGAGE SECURITIES, INC.
               MORTGAGE PASS-THROUGH CERTIFICATES, Series 1999-9
                     Bank of America, FSB, Master Servicer
          ------------------------------------------------------------

- --------------------------------------------------------------------------------
                             COLLATERAL INFORMATION
- --------------------------------------------------------------------------------
                                           Total
                                           -----
Prin balance       388,681,495.69   388,681,495.69
Loan count                   1123             1123
Avg loan rate           7.266660%             7.27
Prepay amount           94,967.52        94,967.52

- --------------------------------------------------------------------------------
                                FEES AND ADVANCES
- --------------------------------------------------------------------------------
                                           Total
                                           -----
Master serv fees       113,516.22       113,516.22
Sub servicer fees            0.00             0.00
Trustee fees             1,297.03         1,297.03


Agg advances                  N/A              N/A
Adv this period              0.00             0.00

- --------------------------------------------------------------------------------
                          LOSSES & INSURANCE COVERAGES
- --------------------------------------------------------------------------------

                                           Total
                                           -----
Realized losses              0.00             0.00
Cumulative losses            0.00             0.00

Coverage Amounts                           Total
- ----------------                           -----
Bankruptcy                   0.00             0.00
Fraud                8,006,724.61     8,006,724.61
Special Hazard               0.00             0.00


                         Aggregate Certificate Information
   -----------------------------------------------------------------------------
   Class            Aggregate           Aggregate                     Aggregate
   Type            Percentage           Prepay Pct.              End Cert. Bal.
   -----------------------------------------------------------------------------
   Senior           95.403151%           100.000000%            371,207,540.87
   -----------------------------------------------------------------------------
   Junior            4.596849%             0.000000%             17,886,046.28
   -----------------------------------------------------------------------------

- --------------------------------------------------------------------------------
                          DELINQUENCY INFORMATION
- --------------------------------------------------------------------------------
Period                             Loan Count    Ending Stated Balance
- ------                             ----------    ---------------------
30 to 59 days                           0                         0.00
60 to 89 days                           0                         0.00
90 or more                              0                         0.00
Foreclosure                             0                         0.00

Totals:                                 0                         0.00
- --------------------------------------------------------------------------------



- --------------------------------------------------------------------------------
                                REO INFORMATION
- --------------------------------------------------------------------------------
   REO Date        Loan Number     Ending Stated Balance          Book Value
   --------        -----------     ---------------------          ----------
   N/A              #                   0                            N/A
   N/A              #                   0                            N/A
   N/A              #                   0                            N/A
   N/A              #                   0                            N/A
   N/A              #                   0                            N/A
   N/A              #                   0                            N/A
   N/A              #                   0                            N/A
   N/A              #                   0                            N/A
   Totals:                              0                            N/A

Current Total Outstanding Balance:                                      0.00
Current Total Outstanding Number of Loans:                                 0




- --------------------------------------------------------------------------------
                               OTHER INFORMATION
- --------------------------------------------------------------------------------
                                  Amount/Withdrawal     Total/Ending Bal.
                                  -----------------     -----------------
Available remittance amount            2,668,820.79          2,668,820.79
Principal remittance amount              549,589.43            549,589.43
Interest remittance amount             2,119,231.36          2,119,231.36