Look at the EIN issuance doc from the IRS ... if you got the number as a multimember LLC the IRS would indicate that you were to file a 1065 by 3-15-24. It would not hurt to file an initial and final 1065 even if not required.
If the partnership has any transactions that qualify for deductions or credits, an informational Form 1065 should be filed. If your partnership has no income or expenses that may qualify for deductions or credits, you do not need to file a Form 1065. https://www.legalzoom.com/articles/filing-taxes-for-a-small-business-with-no-income-what-you-should-...
