Property developer Matexi’s plans to build 20 detached homes on the former British School of Brussels’ (BSB) sports grounds continue to face opposition, nearly three years after the project was formally announced in 2023. Critics argue the development would result in the loss of valuable green space in one of Tervuren’s most sought-after residential areas.
Opponents have also raised concerns about increased traffic, potential flooding risks and what they describe as the gradual erosion of Tervuren’s remaining semi-rural character.
For many residents, the Matexi proposal has come to symbolise wider concerns about urban expansion and the prospect of a more continuous built-up corridor stretching from Brussels towards Tervuren.

At the latest town council meeting, Tervuren Mayor Thomas Geyns (Anders voor Tervuren) sought to dampen the controversy, arguing that the council was not the appropriate forum to discuss an individual planning application while it remained subject to environmental and administrative review.
“This council should debate policy principles, not individual permit applications,” Geyns said. The mayor also rejected suggestions that the site had recently been rezoned to facilitate the housing development.
“This has been residential land since the regional zoning plans of the 1970s,” he told councillors. “There has been no change of designation,” said Geyns.
Geyns also serves as alderman responsible for urban planning (stedenbouw). He has continued his legal practice, including representing clients before Belgium’s Court for Permit Disputes. That comes despite comments made to Flemish broadcaster VRT after the 2024 elections that he would not be combining the mayoralty with other professional activities.
The latest council debate over the Matexi project highlighted broader political tensions over the future of housing and land development in Tervuren.
Groen councillor Bram Peters, who owns a recently built home on former municipal land, challenged the mayor’s assertion that the executive had limited knowledge of the proposal. Peters argued that major developments affecting large numbers of residents warranted public discussion. He served as Tervuren’s alderman for spatial planning until December 2024.
The debate was initiated by Tervuren Unie-Volt councillor Tracey D’Afters, who read a prepared list of questions for around 10 minutes.
Council chairman Mario Van Rossum praised the level of detail in her intervention before advising councillors to avoid reading lengthy prepared texts in future.
“I think you are losing the attention of the council members,” he said.
Van Rossum, who has served on the town council for more than 40 years, also works as an adviser to former mayor Jan Spooren, now governor of Flemish Brabant. Provincial authorities play a role in handling planning-related appeals. Spooren is also the spouse of alderwoman Annemie Spaas, responsible for Flemish character and education.
The latest planning dispute follows a ruling by Belgium’s Council of State, which struck down a key element of Tervuren’s planning framework aimed at protecting open space and preserving the municipality’s semi-rural character.
More permissive planning policies in previous decades contributed to population growth from 15,261 residents in 1970 to 20,181 in 2000, increasing municipal revenues but also placing greater pressure on traffic through the town centre’s narrow streets.
Tervuren’s population now stands at 23,179. According to official figures, 45% of residents are of non-Belgian origin, compared with 29% in 2000.
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