{"lessor":{"name":"Leuven Properties NV","address":"Diestsestraat 120, 3000 Leuven, Belgium"},"lessee":{"name":"Acme Supplies SRL","address":"Rue de la Loi 100, 1000 Brussels, Belgium"},"premises_address":"Leuven Industrial Park, Warehouse Unit B3, Vaartstraat 55, 3000 Leuven, Belgium","lease_reference":"Commercial lease dated 2025-12-15, ref. 2025-LPL-0042","current_rent":{"amount":4200.0,"currency":"EUR","effective_from":"2026-01-01"},"new_rent":{"amount":4305.0,"currency":"EUR","effective_from":"2027-03-01"},"basis":"health_index_BE","calculation_detail":"Annual indexation on the anniversary of the lease (1 March) applying the formula prescribed by the Belgian Code civil art. 1728bis: new rent = base rent x (new health index / starting health index). Result: 4200 x (131.52 / 128.31) = 4305.02 EUR, rounded to 4305.00 EUR (+2.50%).","index_reference_current":"Belgian health index (indice santé), base 2013 = 100, published by Statbel for February 2027","index_reference_base":"Belgian health index (indice santé), base 2013 = 100, Statbel value for December 2025 (month preceding lease start)","index_values":{"base_index":128.31,"new_index":131.52},"payment_instructions_unchanged":{"unchanged":true},"signatory":{"name":"Marie De Wilde","role":"Managing Director, Leuven Properties NV","place":"Leuven","date":"2027-02-10"}}