Company Law

• Ministry of Corporate Affairs

Income Tax

• Central Board of Direct Taxes
• Income-Tax Department

Information Technology

• Software Technology Parks of India

Ministries

• Ministry of Finance
• Ministry of Information Technology
• Ministry of Commerce
• Director General of Foreign Trade
• Ministry of External Affairs

Professional

• Institute of Chartered Accountants of India
• Institute of Company Secretaries of India
• Institute of Costs & Works Accountants of India
• International Accounting Standards Board 

Reserve Bank of India

• RBI

Securities & Exchange Board of India

• SEBI