Basil worked for DG SANTE, European Commission (1982-2015) in food legislation covering various dossiers including food supplements, food information for consumers, nutrition and health claims. He chaired the Standing Committee for 10 years and represented the European Union in the Codex Alimentarius Committees on Nutrition and Foods for Special Dietary Uses and on Food Labelling for 30 years. He followed closely the relevant work of the European Food Safety Authority (NDA Panel). Since retirement, he has used his knowledge and experience in training programs of government officials and for advising governments and private stakeholders worldwide as a consultant.