INTACH has signed Memorandums of Understanding (MOU’s) with several national and international organizations such as:
 
• World Tourism Organisation (WTO) - Madrid
• AUS-Heritage Limited - Australia
• State Governments of Andhra Pradesh, Gujarat, Himachal Pradesh, Karnataka, Orissa,
  Rajasthan, Sikkim, Uttar Pradesh and Uttaranchal
• HUDCO

Sponsors

Ministries and Central Government Departments
• Archaeological Survey of India
• Department of Post & Telegraph, Government of India
• Ministry of Culture, Government of India
• Ministry of Environment, Government of India
• Ministry of Human Resource Development, Government of India
• Ministry of Social Empowerment, Government of India
• Ministry of Railways, Government of India
• Ministry of Tourism, Government of India

State Governments
• Goa
• Himachal Pradesh
• Jammu & Kashmir
• Madhya Pradesh
• Orissa
• Rajasthan
• Tamil Nadu
• Union Territory of Lakshadweep
• Uttar Pradesh

Funding Agencies and Cultural Organizations
• Aga Khan Program,
• Australian High Commission
• Giridhar Smarak Trust Jaisalmer
• Gulbenkian Foundation, Portugal
• Helen Hamlyn Trust, UK
• INTACH (UK) Trust
• Jaisalmer in Jeopardy UK
• Maharangarh Museum Trust, Jodhpur
• MIT, USA
• Osmania University, Hyderabad
• Sophia University, Japan Foundation
• UNESCO
• University of Cambridge, U.K.
• Unniti Foundation
• World Monument Watch

Corporates
• American Express, India
• Ranbaxy Laboratories, India