19-18-601. Benefits the association may provide. Every fire department relief association may allow to its members benefits for the following causes, as provided by law:

(1) a service pension to a member who, by reason of service, has become entitled to a service pension;

(2) to a member who has become maimed or disabled for life in line of duty;

(3) to a member who has suffered injury in line of duty;

(4) to a member who has contracted sickness in line of duty;

(5) funeral expenses of a member;

(6) pensions to the surviving spouse, orphan, or orphans of a deceased member.