Audit of Non-Governmental Organizations (NGOs) The non-governmental organization (NGO) is an organization which is established by a group of people to render service to the nation and people. NGOs should make an audit of books of accounts every year. NGOs, in their own interest, should get their accounts audited regularly, even if there is a negligible transaction, every year and file income tax return. Call Now the number mentioned below or mail us to get the Audit Report for your NGO.