The bosses of TF1, Canal+ and M6, alarmed by the impending arrival of the American tech giants, have sought a meeting with Culture Minister Aurelie Filippetti to discuss "urgent measures" to reform the sector.
"It is not an economic crisis that is being faced by TF1, Canal+ and M6 but a rapid sectoral change," Nonce Paolini, Bertrand Meheut and Nicolas de Tavernost said in the letter written last week and seen by AFP today.
The TV chiefs said they were also concerned by the "outrageous tax optimisation" used by the US companies.
France is one of a growing number of nations to pursue more aggressively what they see as abuse of tax and accounting rules that allows some multinational companies to pay less tax.
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Google for instance has reduced the amount of tax it pays in France by funnelling most of its revenue through a Dutch-registered intermediary and then to a Bermuda-registered holding, Google Ireland Limited, before reporting it in low-tax Ireland.
They called for a revamp of tight laws controlling television, a tax overhaul and revised rules allowing advertisements which are currently banned.
Contacted by AFP, the culture ministry refused comment on the letter.
Experts say video-streaming services like those offered by Netflix, Apple and Google, which owns YouTube, could make huge inroads in France which has a big domestic market for films and television series.