Is it Required in Missouri?
Yes. LLCs must have an executed operating agreement to function as such in the State of Missouri. (MO Rev Stat § 347.081 (2023))
By Type (2)
State Definition
“Operating agreement” is an executed contract that governs an LLC’s actions as well as those of its members and is signed by all company managers, officers, and members or owner (i.e. sole-member LLC);