Proposal to cease approvals under UN R44 for new types of built-in child restraint systems (given that these CRS are covered by UN R129 and UN R170).

Proposal to remove the prohibition on use the Unique Identifier per the WP.29 decision to change the default application of the UI from a requirement (requiring prohibition in cases where UI does not apply) to a permission (requiring an affirmative statement that UI may be used under a Regulation).