FCInternews.it reports the presence of agent Renzo Contratto in Milan today has clinched the agreement.
The Belgian will move to Standard for a fee of €12m, with Inter holding a 30 per cent sell-on clause plus first refusal.
Vanheusden will also sign a five-year deal with the Belgians.
The 19 year-old returns home after leaving Standard three years ago for Inter.
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