<ARTICLE>                                                        6
 
 <CIK>                                       0000764860

 <NAME>                         FLAGSHIP COLORADO DOUBLE TAX EXEMPT FUND
 
 <SERIES>

 <NUMBER>                                                       091
 
 <NAME>                                      CLASS A

 <MULTIPLIER>                                                     1
 
        

                                          
 <PERIOD-TYPE>                               YEAR

 <FISCAL-YEAR-END>                           MAY-31-1996
 
 <PERIOD-START>                              JUN-01-1995

 <PERIOD-END>                                MAY-31-1996
 
 <INVESTMENTS-AT-COST>                                   32,665,579

 <INVESTMENTS-AT-VALUE>                                  33,627,346
 
 <RECEIVABLES>                                              521,641

 <ASSETS-OTHER>                                               2,394
 
 <OTHER-ITEMS-ASSETS>                                             0

 <TOTAL-ASSETS>                                          34,151,381
 
 <PAYABLE-FOR-SECURITIES>                                         0

 <SENIOR-LONG-TERM-DEBT>                                          0
 
 <OTHER-ITEMS-LIABILITIES>                                  514,880
 
 <TOTAL-LIABILITIES>                                        514,880

 <SENIOR-EQUITY>                                                  0
 
 <PAID-IN-CAPITAL-COMMON>                                33,229,675

 <SHARES-COMMON-STOCK>                                    3,436,028
 
 <SHARES-COMMON-PRIOR>                                    3,515,301
 
 <ACCUMULATED-NII-CURRENT>                                        0
 
 <OVERDISTRIBUTION-NII>                                           0

 <ACCUMULATED-NET-GAINS>                                  (554,941)
 
 <OVERDISTRIBUTION-GAINS>                                         0

 <ACCUM-APPREC-OR-DEPREC>                                   961,767
 
 <NET-ASSETS>                                            33,636,501

 <DIVIDEND-INCOME>                                                0
 
 <INTEREST-INCOME>                                        2,058,328

 <OTHER-INCOME>                                                   0
 
 <EXPENSES-NET>                                           (182,536)

 <NET-INVESTMENT-INCOME>                                  1,875,792
 
 <REALIZED-GAINS-CURRENT>                                    86,320

 <APPREC-INCREASE-CURRENT>                                (554,501)
 
 <NET-CHANGE-FROM-OPS>                                    1,407,611

 <EQUALIZATION>                                                   0
 
 <DISTRIBUTIONS-OF-INCOME>                              (1,893,445)

 <DISTRIBUTIONS-OF-GAINS>                                         0 
 
 <DISTRIBUTIONS-OTHER>                                            0
 
 <NUMBER-OF-SHARES-SOLD>                                    416,678

 <NUMBER-OF-SHARES-REDEEMED>                              (586,370)
 
 <SHARES-REINVESTED>                                         90,419

 <NET-CHANGE-IN-ASSETS>                                 (1,255,470)
 
 <ACCUMULATED-NII-PRIOR>                                      5,397

 <ACCUMULATED-GAINS-PRIOR>                                (641,261)
 
 <OVERDISTRIB-NII-PRIOR>                                          0

 <OVERDIST-NET-GAINS-PRIOR>                                       0
 
 <GROSS-ADVISORY-FEES>                                      173,105

 <INTEREST-EXPENSE>                                               0
 
 <GROSS-EXPENSE>                                            445,563

 <AVERAGE-NET-ASSETS>                                    34,526,436
 
 <PER-SHARE-NAV-BEGIN>                                         9.93

 <PER-SHARE-NII>                                               0.54
 
 <PER-SHARE-GAIN-APPREC>                                     (0.13)

 <PER-SHARE-DIVIDEND>                                        (0.55)
 
 <PER-SHARE-DISTRIBUTIONS>                                     0.00

 <RETURNS-OF-CAPITAL>                                          0.00
 
 <PER-SHARE-NAV-END>                                           9.79

 <EXPENSE-RATIO>                                               0.55
 
 <AVG-DEBT-OUTSTANDING>                                     150,200
 
 <AVG-DEBT-PER-SHARE>                                          0.04