Tax consultancy refers to the practice of advising individuals and businesses on various tax-related matters, such as tax compliance, tax planning, and tax optimization. Tax consultants, also known as tax advisors, assist clients in understanding and navigating the complex tax laws and regulations of their jurisdiction. They can provide guidance on various tax-related issues, such as how to minimize tax liabilities, how to take advantage of tax incentives and deductions, and how to comply with tax filing and reporting requirements.

Tax consultants can also represent clients in tax audits and negotiations with tax authorities, and provide guidance on tax implications of business decisions, such as mergers and acquisitions, investments, and international tax issues.

Overall, tax consultancy can play a crucial role in helping individuals and businesses manage their tax affairs efficiently and effectively.