Every person proposed for admission into the Order shall be a practicing member of the Christian faith and shall be of sound mind and of such means and position as will enable her or him to live honourably and to observe fully and freely the laws and decrees of the Order. Each Postulant must prove that he is a person of irreproachable conduct, honour and integrity, and if he is married, that the contract of marriage into which he had entered is perfectly honourable and is valid in accordance with the laws or regulations of their particular Christian denomination.
A number of obligations are demanded of members when admitted to the Order: All Members have to observe the Constitution and other by-laws of the Order and to obey their senior officers. There are some financial obligations, like the payment of chancery and annual fees. Each member is asked to participate actively, according to ability, in the hospitaller work for the sick, the disabled, the elderly and all who are in need. This involves the concerned giving of services and funds, or the supply of medicines, equipment, clothing and other necessary items required by the helpless and needy. Also it is expected that every Member will endeavor, where possible, to support the Order by attendance at as many of its events as possible like Investitures, chapter and international meetings or the annual St. Lazarus Service.
Members are encouraged to pray daily for the well-being and extension of the Order.