You have indicated you had no income for your LLC for 2021. Did you have any expenses for the LLC for 2021? Is this a single-member LLC or multi-member LLC. If you have a single-member LLC you would file as a disregarded entity on a Schedule C. If it is a multi-member LLC, then it would be a Form 1065 Partnership return.
If you had no income or expenses for 2021, then you do not have to file a return for the LLC. If you have expenses to deduct and no income, then you would file the Schedule C or Form 1065 depending on the type of LLC you have reporting the expenses incurred by the LLC during 2021.
