In Gujarati it has come to mean 'teacher', 'accountant', probably because teachers and accountants were respectfully so addressed in Gujarat. The Oswal and Porwal Banias and the Panjabi Khatris also have clans called Mehta.

Is Mehta a Sikh?

Indian (Gujarat, Rajasthan, Panjab, and Bombay city): Hindu (Bania, Vania, Brahman, Khatri), Jain, Parsi, and Sikh name meaning 'chief' in several modern Indian languages, from Sanskrit mahita 'praised', 'great' (from mah- 'to praise or magnify').

What is the caste of Mehra?

Mehra is a surname & Caste among Punjabi Khatri , Rajput [[communities of North India. According to Hindu religion and Sikh Religion Kumaon Division of Central Himalayas.