https://housing.lacity.org/protectionsnotice
https://housing.lacity.org/highlights/renter-protections
"COVID-19 Rental Debt
Rent owed from March 1, 2020 to September 30, 2021, tenants must pay by August 1, 2023.
Rent owed from October 1, 2021 to January 31, 2023, tenants must pay by February 1, 2024."