Statistical analysis of the data related to the conformity assessments of Calibration Laboratories, following the reference standard UNI CEI EN ISO / IEC 17025: 2018 and other applicable documents This work presents the automated solution proposed and implemented in the professional training performed in ACCREDIA, the Italian Accreditation Body in charge of the inspection, verification, and accreditation of laboratories (CABs) that verify conformity to the standards of goods and services in Italy. In this work, the main objective was to develop a Macro using the Microsoft Excel tool VBA to perform a statistical analysis of the conformity assessment of calibration laboratories performed in 2019.