The Dutch government has repeatedly warned that illegal operators run the risk of have online gambling license applications rejected if they continue to act illegally in the run-up to legalization later this year.
The Dutch regulator Kansspelautoriteit has also recently agreed new advertising restrictions with media groups in the Netherlands.
Betsson has Dutch-facing subsidiaries in the form of the successful Kroon and Oranje internet casino brands, and has advised affiliate marketers that players referred from promos presented in the Dutch language will no longer be accepted and credited.