CASLE helps to form and develop professional bodies in its field and set standards for all specialisms in surveying, including: land and marine surveying, quantity surveying, estate management and land economy.
CASLE was formed in 1969 as a federation of independent professional societies representing surveying and land economy in Commonwealth countries. The professional societies represented cover the disciplines of surveying and mapping, land economy, and quantity surveying and cost-control.CASLE achieves these objectives through conferences and seminars, lecture tours, publications, manpower studies and direct advice to governments, universities, other educational bodies and its own member societies.