Granted

Avenue Château de Walzin 11

Uccle · 16/PFU/2005334 · Permis d'urbanisme unique délivré par le FD

Avenue Château de Walzin 11, Uccle: change of use. Case octroyé, lodged on 14 October 2025. The decision was notified on 24 June 2026, 253 days after lodging. The project creates 46 m² of housing. It removes 46 m² of office space.

Mettre en conformité un changement d'affectation d'un bureau en un logement de type studio, situé au rez-de chaussée d'un immeuble de logement existant construit en 1972 .
The application's own description, in its source language (FR). Source: Nova.

46m²

Housing floor area created

46m²

Office floor area removed

Key figures
Permit type	Permis d'urbanisme unique délivré par le FD
Status	Octroyé
Lodged on	14 October 2025	date the file was received
Consultation committee	15 April 2026
Decision notified	24 June 2026	253 days
Office to housing conversion	yes
Competent authority	BUP

Timeline

14 October 2025Application lodged
17 November 2025Declared incomplete
17 March 2026Declared complete
15 April 2026Consultation committee
24 June 2026Decision notified · Granted

These dates come from the source record. Altaica Urban has been following this permit since 11 September 2026.

Nearby permits

Planning permit cases within 250 metres, last five years.
Distance	Work type	Object	Date
64 m	Tree felling	Abattre quarante-trois arbres en urgence	2021
80 m	Tree felling	Abattage de sept arbres	2025
80 m	Tree felling	Abattre deux érables et un prunus	2021
80 m	Tree felling	Abattre deux érables & un prunus	2021
101 m	Façade and windows	mettre en conformité les ouvertures de baies, le changement des châssis et l'aménagement intérieur d'un logement duplex	2022

Other nearby cases : 16/PU/1977950, 16/PU/1933754, 16/PU/2001214, 16/AA/1970581, 16/PU/1829681, 16/PU/1907184, 16/PU/1986950, 16/AA/1955181, 16/PU/2038480, 16/AA/1799777, 16/PFD/1943718, 16/PU/1938014, 16/PU/1942075, 16/PU/1950327, 16/SFD/1969139, 16/PU/2000395, 16/AA/1855116, 16/AA/2020070, 16/AA/2022884, 16/PU/1924269, 16/PU/1994583, 16/PU/1955386, 16/PU/1844147, 16/PU/1992359, 16/PU/1835840

Source: Région de Bruxelles-Capitale – Nova (urban.brussels, Bruxelles Environnement, communes)