Questione giuridica chiave
Whether the employer must pay the outstanding BVG contributions, contractual reminder fee, and default interest.
Decisione estratta
Yes, the employer owes the unpaid contributions, the reminder fee, and default interest at 5% as claimed.
Motivazione estratta
The attachment agreement and Art. 66 BVG obliged the employer to pay contributions. The invoices substantiated the arrears, the contract provided for a reminder fee and default interest, and the claimed interest starting dates followed the payment deadlines.