The following guidance was recently released by The IIA:
NEW! International Standards for the Professional Practice of Internal Auditing (Standards), Effective January 2017
Practice Guides
NEW! Selecting, Using, and Creating Maturity Models: A Tool for Assurance and Consulting Engagements, July 2013
NEW EDITION! GTAG 4: Management of IT Auditing, 2nd Edition, January 2013 (incorporates some concepts from GTAG 6, which was deleted from the IPPF)
Practice Advisories
NEW! 2320-4 Continuous Assurance, June 2013
NEW! 2120-3 Internal Audit Coverage of Risks to Achieving Strategic Objectives, June 2013
NEW! 2320-3 Audit Sampling, May 2013
Practice Guides and Practice Advisories are restricted to IIA members only.

Non-members may purchase Practice Guides and Practice Advisories from The IIA Research Foundation Bookstore.
Position Papers
NEW! The Three Lines of Defense in Effective Risk Management and Control, January 2013