The SRDE’s Association of Higher Education Institutions (SAHEI) is an Association of Higher Education Institutions established under the aegis of Society for Research & Development in Education (SRDE) registered under the Societies Registration Act of 1860 at Delhi, India. SRDE is an ISO 9001-2000 certified non-profit organization established in the year 2002. The Society is committed to encourage positive educational experiences to meet the challenges and demands of globalised environment. It aims to provide educational services that are reliable, cost effective and nationally and globally recognized. The services under SRDE will be designed to make the Indian Higher Education system most competitive utilizing latest technology and knowledge base.

The flagship activity of SAHEI is the National Aptitude Test (NAT). NAT is a common entrance test for Under-graduate and post-graduate programmes through the NAT-UG and NAT-PG test respectively. The NAT-UG and NAT-PG 2009 scores are being accepted by Eight Universities and over 60 Higher education Institutions across the country. The test is being administered on the 23rd of May, 2009 at 22 test centres. The NAT forms and bulletins are available from the select branches of AXIS Bank.