The UK Statistics Authority determines whether official statistics meet the highest standards of trustworthiness, quality and value set out in the Code of Practice for Official Statistics and, if so, designates them as National Statistics. The process of determining compliance with the Code and designation as National Statistics is known as Assessment.

These pages provide further information about Assessment, including guidance, the Assessment work programme and published Assessment Reports.

Programme of Assessment

Introduction Official statistics are awarded National Statistics status following an assessment by the Authority’s regulatory arm. The Authority considers whether the statistics meet the highest standards of Code compliance, including…

Current Assessments

Our assessment process reviews how well a set of statistics is meeting users' needs, and the extent to which users feel consulted by the statistical producers about the statistics produced.…

Register of de-designations

Where sets of official statistics do not maintain the high standards expected by the Code of Practice for Official Statistics, the Statistics Authority can remove their National Statistics status. In…

Guidance about Assessment

This page contains links to guidance about assessment and designation.