"The expression 'Member' shall mean any Employer duly admitted to membership under MAPA Rules and the 'Employer' shall mean a person, partnership, association, company or corporation who or which is the owner and/or lessee and/or sub-lessee in possession of an estate or estates in the States of Malaya or is the owner of a factory or installation in the States of Malaya.

Whereas the expression 'estate' shall mean any piece of land alienated for agricultural purposes which is in extent not less than the minimum acreage which the Council may from time to time decide and which is cultivated for the purpose of producing rubber, palm oil, coconut, tea, pineapple, manila hemp, cocoa or such other agricultural products as the MAPA Council may from time to time decide.