Article 9.01 - Regional and national special requirements
1. The competent authorities may omit, complement or modify the provisions of Chapters 1-8 and, in particular, the provisions listed in this Chapter, when this is required by the conditions of navigation. In this case, they shall report on these differences to the Working Party on Inland Water Transport (SC.3).
2. The competent authorities shall also report to the Working Party on the additional local requirements existing in their region.
Article 9.02 - Chapter 1, “GENERAL PROVISIONS”
1. With respect to Article 1.01 a) 5, the competent authorities may state in the ship’s certificate that the vessel is a high-speed vessel.
(s) Certificate confirming installation and functioning of the inland AIS equipment.
Article 9.03 - Chapter 2, “MARKS AND DRAUGHT SCALES ON VESSELS; TONNAGE MEASUREMENT”
With respect to Article 2.02, the competent authorities may prescribe other provisions for small craft which are neither motorized nor sailing craft and for sailboards or small sailing craft less than 7 m long.
Article 9.04 - Chapter 3, “VISUAL SIGNALS (MARKING) ON VESSELS”
1. With respect to section II of Chapter 3, the competent authorities may decide not to require vessels under way to carry day markings.
9. With respect to Article 3.27, the competent authorities may prescribe a yellow scintillating light instead of the blue for fire-fighting and rescue vessels.
Article 9.05 - Chapter 4, “SOUND SIGNALS; RADIOTELEPHONY; NAVIGATION DEVICES”
1. With respect to Article 4.05, the competent authorities of some UNECE member States apply the harmonized national technical and operational requirements for radiotelephone installations on board inland navigation vessels in the framework of a Regional Arrangement based on the Radio Regulations of the International Telecommunication Union (ITU).
4. With respect to Article 4.02, the competent authorities may prescribe that the signal used for "Do not approach", consisting in one short and one long blasts, repeated, as described in chapter III of Annex 6, has a different meaning.
Article 9.06 - Chapter 5, “WATERWAY SIGNS AND MARKING”
With respect to article 5.01 para.2, the competent authorities may, where necessary, regulate navigation on certain sections by also using special signs at control posts.
Article 9.07 - Chapter 6, “RULES OF THE ROAD”
1. With respect to Article 6.02, the competent authorities may prescribe specific rules applicable to small size craft.
14. With respect to Article 6.33, the competent authorities may prescribe that a vessel carrying the boatmaster of a convoy shall sound two long blasts.
Article 9.08 - Chapter 7, “BERTHING RULES”
Article 9.09 - Chapter 8, “SIGNALING AND REPORTING REQUIREMENTS”
With respect to Article 8.02 paragraph 4, the competent authorities may require that, if the vessel has stopped, all engines and auxiliary machinery must be stopped or unplugged.