CONDENSED BALANCE SHEETS - USD ($)	Sep. 30, 2020	Mar. 31, 2020
ASSETS
INVESTMENTS IN OPERATING PARTNERSHIPS	$ 0	$ 0
OTHER ASSETS
Cash and cash equivalents	6,319,194	6,622,109
Other assets	28,738	15,088
ASSETS	6,347,932	6,637,197
LIABILITIES
Accounts payable and accrued expenses	25,218	16,000
Accounts payable affiliates (Note C)	12,999,648	13,107,778
Capital contributions payable	1,039	1,039
LIABILITIES	13,025,905	13,124,817
PARTNERS' CAPITAL (DEFICIT)
Assignees limited partner	(6,231,282)	(6,042,833)
General Partner	(446,691)	(444,787)
PARTNERS' CAPITAL (DEFICIT)	(6,677,973)	(6,487,620)
LIABILITIES AND PARTNERS' CAPITAL (DEFICIT)	6,347,932	6,637,197
Series Twenty [Member]
ASSETS
INVESTMENTS IN OPERATING PARTNERSHIPS	0	0
OTHER ASSETS
Cash and cash equivalents	0	0
Other assets	0	0
ASSETS	0	0
LIABILITIES
Accounts payable and accrued expenses	0	0
Accounts payable affiliates (Note C)	0	0
Capital contributions payable	0	0
LIABILITIES	0	0
PARTNERS' CAPITAL (DEFICIT)
Assignees limited partner	(754,767)	(754,767)
General Partner	754,767	754,767
PARTNERS' CAPITAL (DEFICIT)	0	0
LIABILITIES AND PARTNERS' CAPITAL (DEFICIT)	0	0
Series Twenty One [Member]
ASSETS
INVESTMENTS IN OPERATING PARTNERSHIPS	0	0
OTHER ASSETS
Cash and cash equivalents	0	0
Other assets	0	0
ASSETS	0	0
LIABILITIES
Accounts payable and accrued expenses	0	0
Accounts payable affiliates (Note C)	0	0
Capital contributions payable	0	0
LIABILITIES	0	0
PARTNERS' CAPITAL (DEFICIT)
Assignees limited partner	(898,231)	(898,231)
General Partner	898,231	898,231
PARTNERS' CAPITAL (DEFICIT)	0	0
LIABILITIES AND PARTNERS' CAPITAL (DEFICIT)	0	0
Series Twenty Two [Member]
ASSETS
INVESTMENTS IN OPERATING PARTNERSHIPS	0	0
OTHER ASSETS
Cash and cash equivalents	0	0
Other assets	0	0
ASSETS	0	0
LIABILITIES
Accounts payable and accrued expenses	0	0
Accounts payable affiliates (Note C)	0	0
Capital contributions payable	0	0
LIABILITIES	0	0
PARTNERS' CAPITAL (DEFICIT)
Assignees limited partner	(2,448,362)	(2,448,362)
General Partner	2,448,362	2,448,362
PARTNERS' CAPITAL (DEFICIT)	0	0
LIABILITIES AND PARTNERS' CAPITAL (DEFICIT)	0	0
Series Twenty Three [Member]
ASSETS
INVESTMENTS IN OPERATING PARTNERSHIPS	0	0
OTHER ASSETS
Cash and cash equivalents	0	0
Other assets	0	0
ASSETS	0	0
LIABILITIES
Accounts payable and accrued expenses	0	0
Accounts payable affiliates (Note C)	0	0
Capital contributions payable	0	0
LIABILITIES	0	0
PARTNERS' CAPITAL (DEFICIT)
Assignees limited partner	(224,264)	(224,264)
General Partner	224,264	224,264
PARTNERS' CAPITAL (DEFICIT)	0	0
LIABILITIES AND PARTNERS' CAPITAL (DEFICIT)	0	0
Series Twenty Four [Member]
ASSETS
INVESTMENTS IN OPERATING PARTNERSHIPS	0	0
OTHER ASSETS
Cash and cash equivalents	0	0
Other assets	0	0
ASSETS	0	0
LIABILITIES
Accounts payable and accrued expenses	0	0
Accounts payable affiliates (Note C)	0	0
Capital contributions payable	0	0
LIABILITIES	0	0
PARTNERS' CAPITAL (DEFICIT)
Assignees limited partner	173,404	173,404
General Partner	(173,404)	(173,404)
PARTNERS' CAPITAL (DEFICIT)	0	0
LIABILITIES AND PARTNERS' CAPITAL (DEFICIT)	0	0
Series Twenty Five [Member]
ASSETS
INVESTMENTS IN OPERATING PARTNERSHIPS	0	0
OTHER ASSETS
Cash and cash equivalents	0	0
Other assets	0	0
ASSETS	0	0
LIABILITIES
Accounts payable and accrued expenses	0	0
Accounts payable affiliates (Note C)	0	0
Capital contributions payable	0	0
LIABILITIES	0	0
PARTNERS' CAPITAL (DEFICIT)
Assignees limited partner	219,815	219,815
General Partner	(219,815)	(219,815)
PARTNERS' CAPITAL (DEFICIT)	0	0
LIABILITIES AND PARTNERS' CAPITAL (DEFICIT)	0	0
Series Twenty Six [Member]
ASSETS
INVESTMENTS IN OPERATING PARTNERSHIPS	0	0
OTHER ASSETS
Cash and cash equivalents	539,061	576,004
Other assets	0	0
ASSETS	539,061	576,004
LIABILITIES
Accounts payable and accrued expenses	165	0
Accounts payable affiliates (Note C)	4,282	0
Capital contributions payable	0	0
LIABILITIES	4,447	0
PARTNERS' CAPITAL (DEFICIT)
Assignees limited partner	847,610	888,586
General Partner	(312,996)	(312,582)
PARTNERS' CAPITAL (DEFICIT)	534,614	576,004
LIABILITIES AND PARTNERS' CAPITAL (DEFICIT)	539,061	576,004
Series Twenty Seven [Member]
ASSETS
INVESTMENTS IN OPERATING PARTNERSHIPS	0	0
OTHER ASSETS
Cash and cash equivalents	0	0
Other assets	0	0
ASSETS	0	0
LIABILITIES
Accounts payable and accrued expenses	0	0
Accounts payable affiliates (Note C)	0	0
Capital contributions payable	0	0
LIABILITIES	0	0
PARTNERS' CAPITAL (DEFICIT)
Assignees limited partner	133,264	133,264
General Partner	(133,264)	(133,264)
PARTNERS' CAPITAL (DEFICIT)	0	0
LIABILITIES AND PARTNERS' CAPITAL (DEFICIT)	0	0
Series Twenty Eight [Member]
ASSETS
INVESTMENTS IN OPERATING PARTNERSHIPS	0	0
OTHER ASSETS
Cash and cash equivalents	0	0
Other assets	0	0
ASSETS	0	0
LIABILITIES
Accounts payable and accrued expenses	0	0
Accounts payable affiliates (Note C)	0	0
Capital contributions payable	0	0
LIABILITIES	0	0
PARTNERS' CAPITAL (DEFICIT)
Assignees limited partner	275,140	275,140
General Partner	(275,140)	(275,140)
PARTNERS' CAPITAL (DEFICIT)	0	0
LIABILITIES AND PARTNERS' CAPITAL (DEFICIT)	0	0
Series Twenty Nine [Member]
ASSETS
INVESTMENTS IN OPERATING PARTNERSHIPS	0	0
OTHER ASSETS
Cash and cash equivalents	140,305	157,446
Other assets	0	0
ASSETS	140,305	157,446
LIABILITIES
Accounts payable and accrued expenses	159	0
Accounts payable affiliates (Note C)	3,119,380	3,105,875
Capital contributions payable	785	785
LIABILITIES	3,120,324	3,106,660
PARTNERS' CAPITAL (DEFICIT)
Assignees limited partner	(2,611,572)	(2,581,075)
General Partner	(368,447)	(368,139)
PARTNERS' CAPITAL (DEFICIT)	(2,980,019)	(2,949,214)
LIABILITIES AND PARTNERS' CAPITAL (DEFICIT)	140,305	157,446
Series Thirty [Member]
ASSETS
INVESTMENTS IN OPERATING PARTNERSHIPS	0	0
OTHER ASSETS
Cash and cash equivalents	0	0
Other assets	0	0
ASSETS	0	0
LIABILITIES
Accounts payable and accrued expenses	0	0
Accounts payable affiliates (Note C)	0	0
Capital contributions payable	0	0
LIABILITIES	0	0
PARTNERS' CAPITAL (DEFICIT)
Assignees limited partner	(883,119)	(883,119)
General Partner	883,119	883,119
PARTNERS' CAPITAL (DEFICIT)	0	0
LIABILITIES AND PARTNERS' CAPITAL (DEFICIT)	0	0
Series Thirty One [Member]
ASSETS
INVESTMENTS IN OPERATING PARTNERSHIPS	0	0
OTHER ASSETS
Cash and cash equivalents	0	0
Other assets	0	0
ASSETS	0	0
LIABILITIES
Accounts payable and accrued expenses	0	0
Accounts payable affiliates (Note C)	0	0
Capital contributions payable	0	0
LIABILITIES	0	0
PARTNERS' CAPITAL (DEFICIT)
Assignees limited partner	353,529	353,529
General Partner	(353,529)	(353,529)
PARTNERS' CAPITAL (DEFICIT)	0	0
LIABILITIES AND PARTNERS' CAPITAL (DEFICIT)	0	0
Series Thirty Two [Member]
ASSETS
INVESTMENTS IN OPERATING PARTNERSHIPS	0	0
OTHER ASSETS
Cash and cash equivalents	180,351	193,203
Other assets	0	0
ASSETS	180,351	193,203
LIABILITIES
Accounts payable and accrued expenses	163	0
Accounts payable affiliates (Note C)	113,775	83,511
Capital contributions payable	0	0
LIABILITIES	113,938	83,511
PARTNERS' CAPITAL (DEFICIT)
Assignees limited partner	472,113	514,959
General Partner	(405,700)	(405,267)
PARTNERS' CAPITAL (DEFICIT)	66,413	109,692
LIABILITIES AND PARTNERS' CAPITAL (DEFICIT)	180,351	193,203
Series Thirty Three [Member]
ASSETS
INVESTMENTS IN OPERATING PARTNERSHIPS	0	0
OTHER ASSETS
Cash and cash equivalents	543,367	561,941
Other assets	0	0
ASSETS	543,367	561,941
LIABILITIES
Accounts payable and accrued expenses	89	0
Accounts payable affiliates (Note C)	9,777	0
Capital contributions payable	0	0
LIABILITIES	9,866	0
PARTNERS' CAPITAL (DEFICIT)
Assignees limited partner	753,946	782,102
General Partner	(220,445)	(220,161)
PARTNERS' CAPITAL (DEFICIT)	533,501	561,941
LIABILITIES AND PARTNERS' CAPITAL (DEFICIT)	543,367	561,941
Series Thirty Four [Member]
ASSETS
INVESTMENTS IN OPERATING PARTNERSHIPS	0	0
OTHER ASSETS
Cash and cash equivalents	120,747	148,344
Other assets	0	0
ASSETS	120,747	148,344
LIABILITIES
Accounts payable and accrued expenses	122	0
Accounts payable affiliates (Note C)	2,459,128	2,445,674
Capital contributions payable	0	0
LIABILITIES	2,459,250	2,445,674
PARTNERS' CAPITAL (DEFICIT)
Assignees limited partner	(2,014,728)	(1,973,967)
General Partner	(323,775)	(323,363)
PARTNERS' CAPITAL (DEFICIT)	(2,338,503)	(2,297,330)
LIABILITIES AND PARTNERS' CAPITAL (DEFICIT)	120,747	148,344
Series Thirty Five [Member]
ASSETS
INVESTMENTS IN OPERATING PARTNERSHIPS	0	0
OTHER ASSETS
Cash and cash equivalents	0	0
Other assets	0	0
ASSETS	0	0
LIABILITIES
Accounts payable and accrued expenses	0	0
Accounts payable affiliates (Note C)	0	0
Capital contributions payable	0	0
LIABILITIES	0	0
PARTNERS' CAPITAL (DEFICIT)
Assignees limited partner	223,088	223,088
General Partner	(223,088)	(223,088)
PARTNERS' CAPITAL (DEFICIT)	0	0
LIABILITIES AND PARTNERS' CAPITAL (DEFICIT)	0	0
Series Thirty Six [Member]
ASSETS
INVESTMENTS IN OPERATING PARTNERSHIPS	0	0
OTHER ASSETS
Cash and cash equivalents	0	0
Other assets	0	0
ASSETS	0	0
LIABILITIES
Accounts payable and accrued expenses	0	0
Accounts payable affiliates (Note C)	0	0
Capital contributions payable	0	0
LIABILITIES	0	0
PARTNERS' CAPITAL (DEFICIT)
Assignees limited partner	148,221	148,221
General Partner	(148,221)	(148,221)
PARTNERS' CAPITAL (DEFICIT)	0	0
LIABILITIES AND PARTNERS' CAPITAL (DEFICIT)	0	0
Series Thirty Seven [Member]
ASSETS
INVESTMENTS IN OPERATING PARTNERSHIPS	0	0
OTHER ASSETS
Cash and cash equivalents	0	0
Other assets	0	0
ASSETS	0	0
LIABILITIES
Accounts payable and accrued expenses	0	0
Accounts payable affiliates (Note C)	0	0
Capital contributions payable	0	0
LIABILITIES	0	0
PARTNERS' CAPITAL (DEFICIT)
Assignees limited partner	205,359	205,359
General Partner	(205,359)	(205,359)
PARTNERS' CAPITAL (DEFICIT)	0	0
LIABILITIES AND PARTNERS' CAPITAL (DEFICIT)	0	0
Series Thirty Eight [Member]
ASSETS
INVESTMENTS IN OPERATING PARTNERSHIPS	0	0
OTHER ASSETS
Cash and cash equivalents	0	0
Other assets	0	0
ASSETS	0	0
LIABILITIES
Accounts payable and accrued expenses	0	0
Accounts payable affiliates (Note C)	0	0
Capital contributions payable	0	0
LIABILITIES	0	0
PARTNERS' CAPITAL (DEFICIT)
Assignees limited partner	188,889	188,889
General Partner	(188,889)	(188,889)
PARTNERS' CAPITAL (DEFICIT)	0	0
LIABILITIES AND PARTNERS' CAPITAL (DEFICIT)	0	0
Series Thirty Nine [Member]
ASSETS
INVESTMENTS IN OPERATING PARTNERSHIPS	0	0
OTHER ASSETS
Cash and cash equivalents	0	0
Other assets	0	0
ASSETS	0	0
LIABILITIES
Accounts payable and accrued expenses	0	0
Accounts payable affiliates (Note C)	0	0
Capital contributions payable	0	0
LIABILITIES	0	0
PARTNERS' CAPITAL (DEFICIT)
Assignees limited partner	196,043	196,043
General Partner	(196,043)	(196,043)
PARTNERS' CAPITAL (DEFICIT)	0	0
LIABILITIES AND PARTNERS' CAPITAL (DEFICIT)	0	0
Series Forty [Member]
ASSETS
INVESTMENTS IN OPERATING PARTNERSHIPS	0	0
OTHER ASSETS
Cash and cash equivalents	0	0
Other assets	0	0
ASSETS	0	0
LIABILITIES
Accounts payable and accrued expenses	0	0
Accounts payable affiliates (Note C)	0	0
Capital contributions payable	0	0
LIABILITIES	0	0
PARTNERS' CAPITAL (DEFICIT)
Assignees limited partner	216,900	216,900
General Partner	(216,900)	(216,900)
PARTNERS' CAPITAL (DEFICIT)	0	0
LIABILITIES AND PARTNERS' CAPITAL (DEFICIT)	0	0
Series Forty One [Member]
ASSETS
INVESTMENTS IN OPERATING PARTNERSHIPS	0	0
OTHER ASSETS
Cash and cash equivalents	376,940	352,239
Other assets	0	0
ASSETS	376,940	352,239
LIABILITIES
Accounts payable and accrued expenses	2,599	0
Accounts payable affiliates (Note C)	2,704,207	2,647,829
Capital contributions payable	0	0
LIABILITIES	2,706,806	2,647,829
PARTNERS' CAPITAL (DEFICIT)
Assignees limited partner	(2,057,399)	(2,023,466)
General Partner	(272,467)	(272,124)
PARTNERS' CAPITAL (DEFICIT)	(2,329,866)	(2,295,590)
LIABILITIES AND PARTNERS' CAPITAL (DEFICIT)	376,940	352,239
Series Forty Two [Member]
ASSETS
INVESTMENTS IN OPERATING PARTNERSHIPS	0	0
OTHER ASSETS
Cash and cash equivalents	1,556,143	1,607,893
Other assets	11,300	11,300
ASSETS	1,567,443	1,619,193
LIABILITIES
Accounts payable and accrued expenses	88	0
Accounts payable affiliates (Note C)	19,260	0
Capital contributions payable	254	254
LIABILITIES	19,602	254
PARTNERS' CAPITAL (DEFICIT)
Assignees limited partner	1,773,300	1,843,687
General Partner	(225,459)	(224,748)
PARTNERS' CAPITAL (DEFICIT)	1,547,841	1,618,939
LIABILITIES AND PARTNERS' CAPITAL (DEFICIT)	1,567,443	1,619,193
Series Forty Three [Member]
ASSETS
INVESTMENTS IN OPERATING PARTNERSHIPS	0	0
OTHER ASSETS
Cash and cash equivalents	1,480,476	1,416,291
Other assets	13,650	0
ASSETS	1,494,126	1,416,291
LIABILITIES
Accounts payable and accrued expenses	15,996	0
Accounts payable affiliates (Note C)	19,371	0
Capital contributions payable	0	0
LIABILITIES	35,367	0
PARTNERS' CAPITAL (DEFICIT)
Assignees limited partner	1,765,692	1,723,649
General Partner	(306,933)	(307,358)
PARTNERS' CAPITAL (DEFICIT)	1,458,759	1,416,291
LIABILITIES AND PARTNERS' CAPITAL (DEFICIT)	1,494,126	1,416,291
Series Forty Four [Member]
ASSETS
INVESTMENTS IN OPERATING PARTNERSHIPS	0	0
OTHER ASSETS
Cash and cash equivalents	307,766	321,693
Other assets	0	0
ASSETS	307,766	321,693
LIABILITIES
Accounts payable and accrued expenses	93	4,000
Accounts payable affiliates (Note C)	423,301	362,671
Capital contributions payable	0	0
LIABILITIES	423,394	366,671
PARTNERS' CAPITAL (DEFICIT)
Assignees limited partner	122,977	192,920
General Partner	(238,605)	(237,898)
PARTNERS' CAPITAL (DEFICIT)	(115,628)	(44,978)
LIABILITIES AND PARTNERS' CAPITAL (DEFICIT)	307,766	321,693
Series Forty Five [Member]
ASSETS
INVESTMENTS IN OPERATING PARTNERSHIPS	0	0
OTHER ASSETS
Cash and cash equivalents	555,295	859,371
Other assets	0	0
ASSETS	555,295	859,371
LIABILITIES
Accounts payable and accrued expenses	5,640	12,000
Accounts payable affiliates (Note C)	1,921,963	2,351,836
Capital contributions payable	0	0
LIABILITIES	1,927,603	2,363,836
PARTNERS' CAPITAL (DEFICIT)
Assignees limited partner	(1,004,923)	(1,135,758)
General Partner	(367,385)	(368,707)
PARTNERS' CAPITAL (DEFICIT)	(1,372,308)	(1,504,465)
LIABILITIES AND PARTNERS' CAPITAL (DEFICIT)	555,295	859,371
Series Forty Six [Member]
ASSETS
INVESTMENTS IN OPERATING PARTNERSHIPS	0	0
OTHER ASSETS
Cash and cash equivalents	518,743	427,684
Other assets	3,788	3,788
ASSETS	522,531	431,472
LIABILITIES
Accounts payable and accrued expenses	104	0
Accounts payable affiliates (Note C)	2,205,204	2,110,382
Capital contributions payable	0	0
LIABILITIES	2,205,308	2,110,382
PARTNERS' CAPITAL (DEFICIT)
Assignees limited partner	(1,403,207)	(1,399,379)
General Partner	(279,570)	(279,531)
PARTNERS' CAPITAL (DEFICIT)	(1,682,777)	(1,678,910)
LIABILITIES AND PARTNERS' CAPITAL (DEFICIT)	$ 522,531	$ 431,472