Options could include new type of levy on the personal data of web surfers that the likes of Google and Facebook use to make money.
Major French ISP Free has agreed to abandon its ad-blocking policy - seen as a swipe against Google - after a government minister intervened.
Claim against internet retailer is part of a wider French crackdown on multinational companies that channel profits through low-tax countries.
Google executive chairman Eric Schmidt met with French President François Hollande to discuss a revenue row with media firms over content use.
France's data-protection authority demands Google hand over data secretly collected from internet users which it failed to delete as promised.
Google has reached what it called a “pioneering” agreement with French publishers for digitising out-of-print books, ending six years of litigation.
French judge asks a mediator to resolve a dispute between anti-racism groups and Google over suggestions its users add 'Jew' to name searches.