R.P. Garg has been specialising over 50 years in corporate and taxation laws with consulting top tax law firms, having experience as a Chartered Accountant, advocate of High Courts and Supreme Court and as a member of Income Tax Appellate Tribunal for a period of over 23 years presiding over and conducting second appeals arising in direct tax laws and finally retired as the Senior Vice President thereof, a penultimate post as it then existed. Academically, he is a commerce graduate, a Fellow member of the Institute of Chartered Accountants of India and has a Master degree in law from Delhi University, India. He is also a senior tax consultant to internationally reputed firms dealing in corporate tax and offshore transaction matters.

R.P. Garg has been a continuous source of contributing papers in seminars and tax journals on International and Indian tax laws. He has been the co-author of books on Indian GAAR, Taxation of Non-residents, International Law, Law of Tax Treaties, Practice and Procedure before ITAT, National Company Law Appellate Tribunal, students series on income tax, Limitation & Arbitration and Gift tax laws.

R.P. Garg has been the Chairman of the Chamber of Tax Consultants, Delhi Chapter for consecutive two years and contributed his experience in spreading knowledge and as Past Chairman thereafter for another two years.