The statement issued yesterday by the domestic intelligence service and carried by the state news agency said the man was arrested in Rabat on the request of Spanish authorities.
On March 14, Spain and Morocco dismantled a seven-man cell divided between the Spanish cities of Malaga and Melilla, as well as the Moroccan town of Laroui, charged with recruiting men to fight in Syria and elsewhere.
Hundreds of Moroccans have left to fight for radical Islamist groups battling the Syrian regime. Others have joined al-Qaida-linked groups fighting in northern Mali.