composition scheme

Dear expert

I am doing business and I have registered under Gst. at the time of registration my consultant was filed Gst application under regular taxpayer but letter he filed application for opting composition scheme and he was not inform me at the time of opting composition. now I have raised some sale invoices & purchase some material as a regular taxpayer.

Now can I file application for opting regular taxpayer.

Or please guide me what can I do.

Thanks & regard.