Quality controls are at each stagein the creation of the index, the definition of the sample, and recording of prices by the collector.

The survey of spatial comparison of prices is submitted to the Official Statistics Quality Label Committee.

His role is to analyse the procedure used to the survey (in particular, the method, sampling and sample design, the collection protocol, quality controls, etc.) and the adaptation of the publication to the stated objectives. After examining the application (Commission of 24 November 2021), the Official Statistics Quality Label Committee attributed the label of public interest and statistical quality with binding force.