WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.
<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
MORGAN STANLEY DEAN WITTER CALIFORNIA TAX-FREE INCOME FUND - CLASS B
</LEGEND>
<S> <C>
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<FISCAL-YEAR-END> DEC-31-2000
<PERIOD-END> JUN-30-2000
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<OTHER-ITEMS-LIABILITIES> (1,152,966)
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<PAID-IN-CAPITAL-COMMON> 739,488,243
<SHARES-COMMON-STOCK> 60,412,391
<SHARES-COMMON-PRIOR> 64,904,124
<ACCUMULATED-NII-CURRENT> 0
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<EXPENSES-NET> (3,653,503)
<NET-INVESTMENT-INCOME> 17,952,540
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<NET-CHANGE-FROM-OPS> 36,992,263
<EQUALIZATION> 0
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<NUMBER-OF-SHARES-SOLD> 3,160,918
<NUMBER-OF-SHARES-REDEEMED> (8,369,005)
<SHARES-REINVESTED> 716,354
<NET-CHANGE-IN-ASSETS> (31,334,206)
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<PER-SHARE-DIVIDEND> (0.28)
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<PER-SHARE-NAV-END> 12.04
<EXPENSE-RATIO> 0.97
</TABLE>
