8. Taxable Loss: Differences Between Investment in Local Partnerships for Tax and Financial Reporting Purposes (Details) (USD $)	Dec. 31, 2012	Dec. 31, 2011
Details
Investment in Local Partnerships - Financial Reporting	$ 2,435,800	$ 2,327,232
Investment in Local Partnerships - Tax	(4,916,537)	(4,522,652)
Differences between the Investment in Local Partnerships for Tax and Financial Reporting Purposes	$ 7,352,337	$ 6,849,884