Question juridique clé
Whether the federal appeal met the reasoning requirements of Art. 42 BGG.
Solution extraite
It did not; the submission lacked concrete engagement with the challenged reasoning and amounted only to appellatory criticism.
Motifs extraits
A remedy must state requests and reasons and explain briefly how the contested decision violates law. The appellant did not show why the finding that registration occurred only on 18 February 2009 was manifestly incorrect or based on a legal error.