Information Technology (IT) has become critical in the business support, sustainability and growth. This pervasive use of technology has created a critical dependency on IT Governance. Web 2.0 technologies are currently contributing to the key goals and objectives of governmental organizations in the public sector. They assist organizations in improving employees¿ productivity, sharing information, communicating with each other and enhancing business process. The decision of web 2.0 technologies adoption in an organization is considered as an important IT decision, therefore; based on the IT governance definition which is specifying a framework for decision right and accountabilities for important IT decisions, adoption of web 2.0 technology requires specifying a framework for accountabilities of web 2.0 adoption decision, identifications of implementation factors and the governance of the whole web 2.0 adoption process through a specific framework that is consistent with organizational policies, procedures, guidelines and the overall organizational IT governance framework.