Proposal to clarify:

1. The allowed obstruction for devices of Class II, III and VIII,
2. The definition of the external original surface and the position of the cylinder,
3. The usage of indicators and overlays in the required field of vision
4. Protruding supports and their possible interference with the pendulum, and
5. Make corrections to figures.

Proposal to amend GRSG/2026/30. This document proposes amendments to UN Regulation No. 46 to clarify definitions and requirements for devices for indirect vision. The amendments include revised definitions of external original surface, protruding supports, housing, and arm; clarifications to paragraphs 6.1.1.10 and 6.2.1.4 regarding projection limits in folded positions; modifications to paragraph 15.2.4.9.2 concerning obstruction and horizon visibility; and amendments to paragraph 16.1.1.3.1 addressing safety-related rearward indirect vision information.