An LLC's internal rules are call an Operating Agreement.

If your LLC does not adopt an Operating Agreement, the rules for managing your LLC are defined by the state, which may not be how you want you company run.

IncorporateMyself.net provides a templated standard Operating Agreement covering all the major topics generally covered by operating agreements. You can customize these terms as you need. IncorporateMyself.net can also provide a customized Operating Agreement drafted specifically for your company.