https://docs.carbon-transparency.org/v2/#changelog-2.3.0-20240625
As per the official docs, the description and implicit rules need to be updated.
https://docs.carbon-transparency.org/v2/#element-attrdef-productfootprint-statuscomment

"If defined, a descriptive reasoning explaining the current status of the PCF, what was changed since the last version, etc. If the PCF was changed since a previous version, indicate all methodological and/or production process change(s) that occurred to result in the PCF change. For example, include the relevant change(s) from the list below:
Methodological:
Access to new Emission Factor data (database, supplier-specific, company-specific)
Updated upstream data (i.e. upstream supplier updated their PCF based on methodology change)
Production Process:
Change in process
Change in feedstock
Change from conventional to certified sustainable material
Change in energy source
Change in upstream supplier
Updated upstream data (i.e. upstream supplier updated their PCF based on process change)
See § 6 Product Footprint Lifecycle for details."