Besides the accounting public regulations (European Directives, commerce law etc.), private accounting regulations appeared since the IASC creation in London in 1973. The Europe renounced to create accounting regulations and adopted the standards issued by the IASB. The costs of this process are however incurred by SMEs. The international standards are conceived on the foundation of the informational needs of different users, and adapting the international standards to the needs and characteristics of SMEs is a real challenge.