Division 3.2.3.1 F1 Original text. Later amendments are not shown. On diagonal (bias-ply) tyres; no indication, or the letter ‘ D ’ placed in front of the rim diameter marking. Annotations Textual amendments F1 Substituted by Council Decision of 13 March 2006 amending Decisions 2001/507/EC and 2001/509/EC with a view to making United Nations Economic Commission for Europe (UN/ECE) Regulation Nos 109 and 108 on retreaded tyres compulsory (2006/443/EC). ← Division 3.2.3 Division 3.2.3.1 Division 3.2.3.2 →