| **ORGANIZATION**                                                                                              | 9 Months Ended                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                |
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| **Organization, Consolidation and Presentation of Financial Statements [Abstract]**                           |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          |
| Organization, Consolidation, Basis of Presentation, Business Description and Accounting Policies [Text Block] | NOTE A -  ORGANIZATION  Boston Capital  Tax Credit Fund Limited Partnership (the "Partnership") was formed  under the laws of the State of Delaware as of September 1, 1988,  for the purpose of acquiring, holding, and disposing of limited  partnership interests in operating partnerships which have  acquired, developed, rehabilitated, operate and own newly  constructed, existing or rehabilitated low-income apartment  complexes ("Operating Partnerships"). On August 22, 1988, American  Affordable Housing VI Limited Partnership changed its name to  Boston Capital Tax Credit Fund Limited Partnership. Effective as of  June 1, 2001 there was a restructuring, and as a result, the  Partnership's general partner was reorganized as follows. The  general partner of the Partnership continues to be Boston Capital  Associates Limited Partnership, a Massachusetts limited  partnership. The general partner of the general partner of the  Partnership is BCA Associates Limited Partnership, a Massachusetts  limited partnership whose sole general partner is C&M  Management, Inc., a Massachusetts test corporation whose limited  partners are Herbert F. Collins and John P. Manning. Mr. Manning is  the principal of Boston Capital Partners, Inc. The limited partner  of the general partner is Capital Investment Holdings, a general  partnership whose partners are officers and employees of Boston  Capital Partners, Inc. and its affiliates. The assignor limited  partner is BCTC Assignor Corp., a Delaware corporation which is now  wholly-owned by John P. Manning.   Pursuant to the  Securities Act of 1933, the Partnership filed a Form S-11  Registration Statement with the Securities and Exchange Commission,  effective August 29, 1988, which covered the offering (the "Public  Offering") of the Partnership's beneficial assignee certificates  ("BACs") representing assignments of units of the beneficial  interest of the limited partnership interest of the assignor  limited partner. The Partnership registered 10,000,000 BACs at $10  per BAC for sale to the public in six series. Offers and sales of  BACs in Series 1 through Series 6 of the Partnership were completed  and the last of the BACs in Series 6 were issued by the Partnership  on September 29, 1989. The Partnership sold 1,299,900 of Series 1  BACs, 830,300 of Series 2 BACs, 2,882,200 of Series 3 BACs,  2,995,300 of Series 4 BACs, 489,900 of Series 5 BACs and 1,303,000  of Series 6 BACs. As of December 31, 2013 1,296,900 of Series 1  BACs, 829,800 of Series 2 BACs, 2,854,000 of Series 3 BACs,  2,989,300 of Series 4 BACs, 489,900 of Series 5 BACs and 1,303,000  of Series 6 BACs, respectively, are outstanding. The Partnership is  no longer offering and does not intend to offer any additional  BACs. |

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The entire disclosure for organization, consolidation and basis of presentation of financial statements disclosure.
+ References
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