ISACA today introduced ITAF: A Professional Practices Framework for IT Assurance targeting the IT Auditing and Assurance professionals. The official release states:

ITAF^TM consists of compliance and good practice setting guidance:

• Provides guidance on the design, conduct and reporting of IT audit and assurance assignments
• Defines terms and concepts specific to IT assurance
• Establishes standards that address IT audit and assurance professional roles and responsibilities, knowledge, skills and diligence, conduct, and reporting requirements

More info here