Hello,

In order to become Sale Tax Advocate, you need to do Tax law. The course fee of Tax Law depends upon the level of degree and the college from which you are pursuing the course. There are many top colleges which you can join. The average UG course fee of Tax Law is Rs. 1.5 lacs per annum and the PG course fee is around Rs. 1.2 lacs per annum.  The diploma course is of one year. It includes Accounting and commerce specialization which focuses on imparting both theoretical and practical knowledge in auditing, financial accounting, direct and indirect taxes.

If you have any particular college in mind, you can ask me here and I'll be ready to answer you.

I hope this helps,

All the best