Proposal to insert new definitions for Child Restraint System, ISOFIX position, and i-Size seating position, insert new paragraph 7.7.8.7 establishing requirements for Child Restraint Systems including pictogram specifications for ISOFIX-seating positions, i-Size-seating positions, and rearward-facing passenger seats, insert new paragraphs 10.42 to 10.42.7 establishing transitional provisions effective from the official date of entry into force and 1 September 2030, and add new figures 33, 34, and 35 to Annex 4 specifying pictogram requirements.