CALVERT TAX FREE RESERVES
NSAR-A, 1999-08-24
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<PAGE>      PAGE  1
000 A000000 06/30/1999
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001 A000000 CALVERT TAX-FREE RESERVES
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002 B000000 BETHESDA
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007 C010300  3
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<PAGE>      PAGE  2
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<PAGE>      PAGE  3
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<PAGE>      PAGE  4
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<PAGE>      PAGE  5
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<PAGE>      PAGE  6
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<PAGE>      PAGE  7
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<PAGE>      PAGE  8
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<PAGE>      PAGE  9
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<PAGE>      PAGE  10
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051  000200 N
052  000200 N
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070 D020200 N
070 E010200 N
070 E020200 N
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<PAGE>      PAGE  11
070 H010200 N
070 H020200 N
070 I010200 N
070 I020200 N
070 J010200 N
070 J020200 N
070 K010200 N
070 K020200 N
070 L010200 N
070 L020200 N
070 M010200 N
070 M020200 N
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<PAGE>      PAGE  12
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<PAGE>      PAGE  13
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<PAGE>      PAGE  14
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<PAGE>      PAGE  15
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<PAGE>      PAGE  16
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<PAGE>      PAGE  17
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<PAGE>      PAGE  18
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<PAGE>      PAGE  19
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070 B010400 N
070 B020400 N
070 C010400 N
070 C020400 N
070 D010400 N
070 D020400 N
070 E010400 N
070 E020400 N
070 F010400 N
070 F020400 N
070 G010400 N
070 G020400 N
070 H010400 N
070 H020400 N
070 I010400 N
070 I020400 N
070 J010400 N
070 J020400 N
070 K010400 N
070 K020400 N
070 L010400 N
070 L020400 N
070 M010400 N
070 M020400 N
070 N010400 N
070 N020400 N
070 O010400 N
070 O020400 N
070 P010400 N
070 P020400 N
070 Q010400 N
070 Q020400 N
070 R010400 N
070 R020400 N
071 A000400         0
071 B000400         0
071 C000400         0
071 D000400    0
072 A000400  6
072 B000400     7316
072 C000400        0
<PAGE>      PAGE  20
072 D000400        0
072 E000400        0
072 F000400     1089
072 G000400       16
072 H000400        0
072 I000400      252
072 J000400       30
072 K000400       18
072 L000400       27
072 M000400       19
072 N000400      -24
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072 P000400        0
072 Q000400        0
072 R000400        5
072 S000400        4
072 T000400        0
072 U000400        0
072 V000400        0
072 W000400       18
072 X000400     1444
072 Y000400       35
072 Z000400     5907
072AA000400        0
072BB000400       17
072CC010400        0
072CC020400        0
072DD010400     5921
072DD020400        0
072EE000400        0
073 A010400   0.0136
073 A020400   0.0000
073 B000400   0.0000
073 C000400   0.0000
074 A000400     2910
074 B000400        0
074 C000400   449157
074 D000400        0
074 E000400        0
074 F000400        0
074 G000400        0
074 H000400        0
074 I000400        0
074 J000400     3481
074 K000400        0
074 L000400     5839
074 M000400       12
074 N000400   461399
074 O000400    36275
074 P000400      243
074 Q000400        0
<PAGE>      PAGE  21
074 R010400        0
074 R020400        0
074 R030400        0
074 R040400      395
074 S000400        0
074 T000400   424486
074 U010400   424615
074 U020400        0
074 V010400     1.00
074 V020400     0.00
074 W000400   0.9996
074 X000400     9590
074 Y000400        0
075 A000400   439303
075 B000400        0
076  000400     0.00
028 A010500       566
028 A020500       106
028 A030500         0
028 A040500       582
028 B010500      1028
028 B020500        97
028 B030500         0
028 B040500       585
028 C010500       690
028 C020500       105
028 C030500         0
028 C040500       742
028 D010500       610
028 D020500       105
028 D030500         0
028 D040500       504
028 E010500      1406
028 E020500       103
028 E030500         0
028 E040500       329
028 F010500      1589
028 F020500       100
028 F030500         0
028 F040500       988
028 G010500      5889
028 G020500       616
028 G030500         0
028 G040500      3730
028 H000500         0
029  000500 N
030 A000500      0
030 B000500  0.00
030 C000500  0.00
031 A000500      0
031 B000500      0
<PAGE>      PAGE  22
032  000500      0
033  000500      0
037  000500 N
038  000500      0
040  000500 N
041  000500 N
042 A000500   0
042 B000500   0
042 C000500   0
042 D000500   0
042 E000500   0
042 F000500   0
042 G000500   0
042 H000500   0
043  000500      0
044  000500      0
045  000500 Y
046  000500 N
047  000500 Y
048  000500  0.000
048 A010500      500
048 A020500 0.500
048 B010500      500
048 B020500 0.450
048 C010500        0
048 C020500 0.000
048 D010500        0
048 D020500 0.000
048 E010500        0
048 E020500 0.000
048 F010500        0
048 F020500 0.000
048 G010500        0
048 G020500 0.000
048 H010500        0
048 H020500 0.000
048 I010500        0
048 I020500 0.000
048 J010500        0
048 J020500 0.000
048 K010500     1000
048 K020500 0.400
049  000500 N
050  000500 N
051  000500 N
052  000500 N
053 A000500 Y
055 A000500 N
055 B000500 N
056  000500 N
057  000500 N
<PAGE>      PAGE  23
062 A000500 Y
062 B000500   0.0
062 C000500   0.0
062 D000500   0.0
062 E000500   8.1
062 F000500   0.0
062 G000500   0.0
062 H000500   0.0
062 I000500   0.0
062 J000500   0.0
062 K000500   0.0
062 L000500   0.0
062 M000500   0.0
062 N000500   0.0
062 O000500  91.8
062 P000500   0.0
062 Q000500   0.0
062 R000500   0.0
063 A000500   0
063 B000500 17.0
070 A010500 Y
070 A020500 N
070 B010500 N
070 B020500 N
070 C010500 N
070 C020500 N
070 D010500 N
070 D020500 N
070 E010500 N
070 E020500 N
070 F010500 N
070 F020500 N
070 G010500 N
070 G020500 N
070 H010500 N
070 H020500 N
070 I010500 N
070 I020500 N
070 J010500 N
070 J020500 N
070 K010500 N
070 K020500 N
070 L010500 N
070 L020500 N
070 M010500 N
070 M020500 N
070 N010500 N
070 N020500 N
070 O010500 N
070 O020500 N
070 P010500 N
<PAGE>      PAGE  24
070 P020500 N
070 Q010500 N
070 Q020500 N
070 R010500 N
070 R020500 N
071 A000500      9348
071 B000500     11661
071 C000500     48785
071 D000500   19
072 A000500  6
072 B000500     1328
072 C000500        0
072 D000500        0
072 E000500        0
072 F000500      153
072 G000500        1
072 H000500        0
072 I000500       24
072 J000500        8
072 K000500        2
072 L000500        3
072 M000500        2
072 N000500        4
072 O000500        0
072 P000500        0
072 Q000500        0
072 R000500        1
072 S000500        0
072 T000500        0
072 U000500        0
072 V000500        0
072 W000500        3
072 X000500      201
072 Y000500        7
072 Z000500     1134
072AA000500      573
072BB000500        0
072CC010500        0
072CC020500     2187
072DD010500     1130
072DD020500        0
072EE000500        0
073 A010500   0.3519
073 A020500   0.0000
073 B000500   0.0000
073 C000500   0.0000
074 A000500      207
074 B000500        0
074 C000500     4135
074 D000500    46695
074 E000500        0
<PAGE>      PAGE  25
074 F000500        0
074 G000500        0
074 H000500        0
074 I000500        0
074 J000500        0
074 K000500        0
074 L000500      917
074 M000500        4
074 N000500    51958
074 O000500        0
074 P000500       33
074 Q000500        0
074 R010500        0
074 R020500        0
074 R030500        0
074 R040500       41
074 S000500        0
074 T000500    51884
074 U010500     3324
074 U020500        0
074 V010500    15.61
074 V020500     0.00
074 W000500   0.0000
074 X000500     1094
074 Y000500        0
075 A000500        0
075 B000500    51546
076  000500     0.00
028 A010600       313
028 A020600       120
028 A030600         0
028 A040600      1646
028 B010600       603
028 B020600       108
028 B030600         0
028 B040600      1644
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028 C020600       111
028 C030600         0
028 C040600      1001
028 D010600       122
028 D020600       109
028 D030600         0
028 D040600      1322
028 E010600       479
028 E020600       105
028 E030600         0
028 E040600      1104
028 F010600       339
028 F020600       284
028 F030600         0
<PAGE>      PAGE  26
028 F040600       332
028 G010600      2278
028 G020600       837
028 G030600         0
028 G040600      7049
028 H000600      3115
029  000600 N
030 A000600      0
030 B000600  0.00
030 C000600  0.00
031 A000600      0
031 B000600      0
032  000600      0
033  000600      0
034  000600 N
035  000600      0
036 B000600      0
037  000600 N
038  000600      0
040  000600 Y
041  000600 Y
042 A000600   0
042 B000600   0
042 C000600   0
042 D000600  96
042 E000600   4
042 F000600   0
042 G000600   0
042 H000600   0
043  000600      4
044  000600      0
045  000600 Y
046  000600 N
047  000600 Y
048  000600  0.000
048 A010600      500
048 A020600 0.500
048 B010600      500
048 B020600 0.450
048 C010600        0
048 C020600 0.000
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048 D020600 0.000
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048 E020600 0.000
048 F010600        0
048 F020600 0.000
048 G010600        0
048 G020600 0.000
048 H010600        0
048 H020600 0.000
<PAGE>      PAGE  27
048 I010600        0
048 I020600 0.000
048 J010600        0
048 J020600 0.000
048 K010600     1000
048 K020600 0.400
049  000600 N
050  000600 N
051  000600 N
052  000600 N
053 A000600 Y
054 A000600 Y
054 G000600 Y
054 H000600 Y
054 J000600 Y
054 M000600 Y
054 O000600 Y
055 A000600 Y
055 B000600 Y
056  000600 N
057  000600 N
062 A000600 Y
062 B000600   0.0
062 C000600   0.0
062 D000600   0.0
062 E000600   0.3
062 F000600   0.0
062 G000600   0.0
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062 J000600   0.0
062 K000600   0.3
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062 M000600   0.0
062 N000600   0.0
062 O000600  97.5
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062 Q000600   0.0
062 R000600   0.0
063 A000600   0
063 B000600 14.0
070 A010600 Y
070 A020600 N
070 B010600 N
070 B020600 N
070 C010600 Y
070 C020600 N
070 D010600 N
070 D020600 N
070 E010600 Y
070 E020600 Y
<PAGE>      PAGE  28
070 F010600 N
070 F020600 N
070 G010600 N
070 G020600 N
070 H010600 N
070 H020600 N
070 I010600 N
070 I020600 N
070 J010600 N
070 J020600 N
070 K010600 N
070 K020600 N
070 L010600 N
070 L020600 N
070 M010600 N
070 M020600 N
070 N010600 N
070 N020600 N
070 O010600 N
070 O020600 N
070 P010600 N
070 P020600 N
070 Q010600 N
070 Q020600 N
070 R010600 N
070 R020600 N
071 A000600      7107
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<PAGE>      PAGE  29
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073 A020600   0.6800
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035  000700      0
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<PAGE>      PAGE  30
030 A000800      0
030 B000800  0.00
030 C000800  0.00
SIGNATURE   WILLIAM TARTIKOFF
TITLE       GENERAL COUNSEL


WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000319676
<NAME> CALVERT TAX-FREE RESERVES
<SERIES>
   <NUMBER> 102
   <NAME> MONEY MARKET PORTFOLIO, CLASS O
<MULTIPLIER> 1000

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</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000319676
<NAME> CALVERT TAX-FREE RESERVES
<SERIES>
   <NUMBER> 302
   <NAME> MONEY MARKET PORTFOLIO, INSTITUTIONAL CLASS
<MULTIPLIER> 1000

<S>                             <C>
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</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000319676
<NAME> CALVERT TAX-FREE RESERVES
<SERIES>
   <NUMBER> 602
   <NAME> MONEY MARKET PORTFOLIO, CLASS T
<MULTIPLIER> 1000

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[AVG-DEBT-OUTSTANDING]                               0
[AVG-DEBT-PER-SHARE]                                 0


</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000319676
<NAME> CALVERT TAX-FREE RESERVES
<SERIES>
   <NUMBER> 103
   <NAME> LIMITED TERM PORTFOLIO
<MULTIPLIER> 1000

<S>                             <C>
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WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

<TABLE> <S> <C>

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<NAME> CALVERT TAX-FREE RESERVES
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WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

<TABLE> <S> <C>

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<CIK> 0000319676
<NAME> CALVERT TAX-FREE RESERVES
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</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

<TABLE> <S> <C>

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<CIK> 0000319676
<NAME> CALVERT TAX-FREE RESERVES
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