Gerard Collomb's announcement follows the abrupt resignations in recent weeks of a popular environment minister and a sports minister.
The most damaging scandal of Emmanuel Macron's presidency deepened on Saturday as his interior minister faces a grilling over his response to a top security aide caught on video striking a young man at a Paris protest in May.
Police in France have foiled a suspected terror attack and arrested two brothers of Egyptian origin, French Interior Minister Gerard Collomb said on Friday.
One of two would-be attackers arrested in January had planned to hit a "major sporting facility", Interior Minister Gerard Collomb said.
Karwa's taxi fleet is poised for a major expansion in six months by exceeding 5,000 vehicles as one of its franchisees, Cars Taxi, is expected to introduce 500 more cars as part of its capacity strengthening programme.