(1)A registered society or branch may subscribe out of its funds to any hospital, infirmary, charitable or provident institution, any annual or other sum which may be necessary to secure to members of the society or branch and their families the benefits of the hospital, infirmary or other institution.
(2)In accordance with its rules, a registered society or branch may contribute to the funds and take part by delegates or otherwise in the government of any other registered society or registered branch of a society without becoming a branch under this Act of that other society or branch.
(3)A registered society or branch shall not withdraw from contributing to the funds of any medical society, that is to say, a society for the purpose of relief in sickness by providing medical attendance and medicine, except on three months' notice to the society and on payment of all contributions accrued or accruing due to the date of expiry of the notice.