You don't have to be a member to trade on the LME.
But if you want to issue LME client contracts then becoming a member might be right for you.
Find out how to become a member
An LME broker refers to a company that provides a customer with access to the market.
Brokers will often act in a dual capacity, trading their own account in addition to trading with clients and other market members.
There are three broker membership categories: