The process of preparation of fair presentation of Financial Statements establishments on the basis of economic approach was possible due to the evolution of methodology of accounting. Implementation of legal technique allows to account the conditions of receiving of contract as special and so exceptional according to the economic content of events. In the context of fair presentation the necessary issue is the concept of substance over form. One of such specifically contracts which determines the particular character of accounting is the contract of government grants obtaining. The authors examine some problems of discussion of government grants accounting: effectiveness of the concept of substance over form; mechanism of presentation of government grants in the context of international and national aspects; accounting of government grants related to assets over prism of tax legislation. The basis for the formulation of the notion of government grants is the economic essence, a legal form is the proof that the transaction is legitimate. However, the economic essence is in contradiction with the form in the financial reporting when presenting information about government grants. In the context of fair presentation, it must be neutralized. For this purpose, the authors have conducted the research of effectiveness of the concept of substance over form related to the government grants. 146 The article has conducted the comparison of key issues of International Standards with National Standards of Republic Moldova. In result of the comparison the appropriate mechanism of accounting is correct according to the methodology of their application. The article also arguments that government grants is deferred income in accordance with their economic characteristics; and the elements of Financial Statements should be recognized as a liability; in accordance with the conception fair value should be measured. In relationship with the effectiveness of the concept of substance over form and the application of mechanism of accounting the authors have implemented a new accounting scheme for asset-related grants. The basis of the new accounting scheme is the reclassification of liability that relates not only to the methodology of accounting, but also to the requirement of the tax legislation. According to the authors the purpose of this work reflects the current thinking on the accounting of assetrelated grants in the context of methodology of International Financial Reporting Standards in the part of economic interpretation.