Quote from
https://www.bricklink.com/help.asp?helpID=1562
"Parts which are either assembled from or permanently changed from parts in the
Regular Items section during the process of building a set according to the instructions
and/or images on the packaging. Examples include parts with stickers applied
and cut pneumatic hoses. In the absence of instructions and/or images on the
packaging, exceptions may be made. Refer to Additional Information About Counterparts
for further details."
Quote from
https://www.bricklink.com/help.asp?helpID=1562
"Parts which are either assembled from or permanently changed from parts in the
Regular Items section during the process of building a set according to the instructions
and/or images on the packaging. Examples include parts with stickers applied
and cut pneumatic hoses. In the absence of instructions and/or images on the
packaging, exceptions may be made. Refer to Additional Information About Counterparts
for further details."
And it’s not new.
OP must have only seen inventories that didn’t have them, so without stickered
parts or assembled wheels, windows or turntables or….
Canada, Ontario
France, Nouvelle-Aquitaine