Questione giuridica chiave
Whether the pending social-insurance action should be struck from the roll after the claimant withdrew it.
Decisione estratta
The action had to be removed from the docket because the claimant withdrew the claim.
Motivazione estratta
Under the applicable cantonal procedure, withdrawal of the action justifies striking the case from the roll; the single judge was competent to do so by analogy to the rules on administrative procedure.