Question juridique clé
Whether the appeal was admissible against the cantonal remand decision under the LTF.
Solution extraite
The remand decision was interlocutory, not final or partial; admissibility required a showing of irreparable harm or immediate final resolution, which the appellant did not demonstrate.
Motifs extraits
A remand that still leaves the lower authority latitude on part of the boundary is not a partial judgment. The appellant neither alleged irreparable harm nor explained why immediate review would avoid a lengthy and costly procedure.