Comforters in cots. Between what ages are comforters to be removed from the cot whilst children are sleeping in a childcare setting?

ACECQA updated information includes “Soft toys and comforters should not be placed in the sleep space with infants.”
P4 https://www.acecqa.gov.au/sites/default/files/2023-08/PolicyGuidelines_Sleep&RestForChildren;_August.pdf
Infancy is generally recognised as the first 12 months of life.

Also check with your Local State Regulatory Authority.