Is mohta caste schedule cast

The MOHTAs are Maheswaris/Marwaris.

basically Mohta / Mohata is a title, in ancient ruling system in Rajputana state (now Rajasthan, India) prior to Independence , that means DEEWAN or Minister in the court of maharaja ( mainly in Bikaner state, and Jodhpur state) the gotra is Kaplansh (khap Rathi). Therefore, going by the ancient profession they are not scheduled castes