Question juridique clé
Whether the taxpayer had her primary tax domicile in Ticino or in Canton X for tax year 2010.
Solution extraite
The taxpayer’s center of interests remained in Ticino; the alleged domicile in Canton X was not proven.
Motifs extraits
The court relied on clear indicators linking her to Ticino: family residence, upbringing and schooling, business and sports organization ties, ongoing education and sports affiliation. In Canton X she had only a sublet room and no comparable social, professional, or material ties.