On 1st February 2011, ISO has published a new edition of the standard ISO / IEC 17021:2011.

Joint Document IAF and ISO (Joint IAF-ISO Communiqué Transition to ISO / IEC 17021:2011) defined  a transitional period of adaptation to new requirements.

It is defined and lasts until 1st February 2013.
According to the procedure of  IARM - PR 04-01 Modification of the Requirements for Accreditation, the beneficiaries of services of the IARM which applying for accreditation during the transition period shall meet the new accreditation requirements irrespective of whether the preliminary assessment/assessment has been planed prior to expiry of the transition period.