Question juridique clé
Whether the appeal was filed within the statutory time limit.
Solution extraite
The appeal was filed out of time because the deadline expired on 2012-03-12 and the appeal was only posted on 2012-03-19.
Motifs extraits
Under Art. 100(1) BGG and Arts. 44-48 BGG, the 30-day appeal period had already expired when the filing was made.