Currently, in the process of fiscal workload management company an important place is occupied by tax optimization. It is the goal of the adopted and implemented company tax strategy, which is the reaction to the tax burden. Sometimes, however, that the main motive for the implementation of the legal form of business practice is to use it as an instrument of tax optimization. That company by the end of 2013 was partnership limited by shares. The article attempts to identify the effects of changes in taxation of income S.K.A. for its abundance, dynamics and structure compared to the other companies both capital and personal. Amendments to the Law on income tax from legal entities by aligning the tax status S.K.A. to the status of legal perso...