https://www.veromortgage.com/loan-programs/fha-streamline-refinance
You must have no late payments in the last 90 days and only one or less late payment within the last 12 months. The Refinance Must Have A "Purpose".

https://www.fha.com/fha_article?id=1555
Furthermore, FHA loan rules in HUD 4000.1 say that the borrower must not have more than two 30-day late mortgage payments or installment loan payments in the ...

https://www.fha.com/fha_article?id=3420
The 12 month rule in the FHA loan rule book (HUD 4000.1) says that depending on circumstances, the loan must be downgraded to a refer and manually ...