...the candidate complies with all the qualification, training and experience requirements for rating issue, revalidation or renewal which will include a valid medical.
Even though the CAA choose not to issue Licences (and therefore initial Ratings) unless a valid medical is held - That is not correct (see FEH 2.3.2): Not holding a valid Medical is not a bar to undergoing any Test or Check, nor to Examiners completing the Administrative Process for Renewals or Revalidations.