Goods and Service Tax (GST) is comprehensive Indirect Taxes levied by the government on sale of goods or provision of services in India.
This law was introduced in 2017 subsuming the erstwhile laws such as excise duty, service tax and VAT, etc.

Registration, modification or amendment under GST Act
Filing GST returns such as 3B, 1, etc.
Obtaining Letter of Undertaking (LUT) for export of services or goods
Audit under GST laws
Attending to the Notices issued under GST Laws
Consultation and advise on GST matters
Assisting in obtaining GST Refunds