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.
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.
2. With respect to Article 1.01 a) 10, the competent authorities may use the term “small size craft” as a subcategory of “small craft”.
3. With respect to Article 1.01 a) 11, the competent authorities may use a different definition of “water bike”.
4. With respect to Article 1.02, the competent authorities may waive the provisions of the article in case of certain assemblies of floating material and non-motorized vessels in certain side-by-side formations.
5. With respect to Article 1.09, the competent authorities may prescribe other provisions concerning age for steering small craft.
6. With respect to Article 1.10 para. 1, the competent authorities may require additional documents to be on board of the vessel, including but not limited to:
(a) Certificate on the release of the logbooks;
(b) Certificate of installation and functioning of tachograph and its records as required;
(c) Radar certificate;
(d) Certificate confirming installation and functioning of radar device and turn-and-bank indicator;
(e) Radiotelephone certificate delivered according to the relevant international and regional agreements;
(f) Certificate on frequency allocation;
(g) Handbook on radiotelephony in inland navigation, (general part and regional part);
(h) A duly completed book of oil control;
(i) Certificate for boilers and auxiliaries for vessels;
(j) Certificate for liquefied gas installations;
(k) Certificate for electrical equipment;
(l) Verification certificate for portable fire extinguishers and fixed fire extinguisher installations;
(m) Verification certificate for cranes;
(n) The certificate referred to in sections 8.1.2.1, 8.1.2.2 and 8.1.2.3 of ADN;
(o) Certificate confirming stability for the transport of containers;
(p) Certificate on duration and local boundary of the construction site, where the worksite craft is allowed to be used;
(q) Copies of certificates for engines, including the type-approval document and the engine parameter protocol;
(r) Certificates for mooring cables;
(s) Certificate confirming installation and functioning of the inland AIS equipment.
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.
1. With respect to section II of Chapter 3, the competent authorities may decide not to require vessels under way to carry day markings.
2. With respect to Article 3.08 para. 1, the competent authorities may:
(a) prescribe other stern lights;
(b) prescribe a height of less than 5 meters prescribed in paragraph (a).
3. With respect to Article 3.09 paragraph 1 (a), the competent authorities may prescribe a height of less than 5 meters.
4. With respect to Article 3.10 para. 1, the competent authorities may:
(a) Prescribe the use of bright lights on narrow waterways;
(b) Authorize the pusher to carry the masthead lights and the side lights.
5. With respect to Article 3.11, the competent authorities may consider a side-by-side formation whose greatest dimensions do not exceed 110 m in length and 23 m in width as single motorized vessels.
6. With respect to Article 3.14:
(a) In the case of seagoing vessels operating only temporarily in inland navigation areas, the competent authorities may authorize the use of the day and night signals prescribed in the Recommendations on the Safe Transport of Dangerous Cargoes and Related Activities in Port Areas adopted by the Maritime Safety Committee of the International Maritime Organization (by night an all-round fixed red light and by day flag “B” of the International Code of Signals), instead of the signals prescribed in paragraphs 1, 2 and 3 of this article;
(b) The competent authorities may prescribe red lights (or cones) instead of blue lights (or cones).
7. With respect to Article 3.16, the competent authorities may prescribe another marking.
8. With respect to Article 3.20 paragraph 4, the competent authorities may prescribe that small craft other than ship’s boats does not need to carry the black ball by day.
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.
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).
2. With respect to Article 4.06, the competent authorities may allow on certain inland waterways high-speed vessels to operate in daytime and at a visibility of 1km and more without being fitted with radar equipment and a rate-of-turn indicator.
3. With respect to Article 4.07, the competent authorities may waive the requirement to use Inland AIS or allow exceptions restricting the use of Inland AIS to certain sectors, e.g. berthing places along the fairway.
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.
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.
1. With respect to Article 6.02, the competent authorities may prescribe specific rules applicable to small size craft.
2. With respect to Article 6.04, the competent authorities may prescribe special exceptions to the rules on the meeting of the vessels.
3. With respect to Article 6.05, the competent authorities may prescribe special rules for the meeting of the vessels.
4. With respect to Article 6.08, the competent authorities may prescribe that, if the signs referred to in paragraph 2 above cannot be displayed, vessels shall stop and wait until authorization to proceed is given by representatives of the competent authorities.
5. With respect to Article 6.11 paragraph (b), the competent authorities may also stipulate an exception for the situation when one of the convoys is a side-by-side formation whose maximum dimensions do not exceed 110 m x 23 m.
6. With respect to Article 6.22 bis, the competent authorities may prescribe special rules for navigation when passing floating equipment at work or grounded or sunken vessels, and vessels whose ability to manoeuvre is limited.
7. With respect to Article 6.23 paragraph 2 (b), the competent authorities may prohibit the use of longitudinal cable.
8. With respect to Article 6.24-6.26, the competent authorities may prescribe special rules for the passage under bridges.
9. With respect to Article 6.27, the competent authorities may prescribe special rules for the passage through weirs.
10. With respect to Article 6.28, the competent authorities may prescribe special rules for the passage through locks.
11. With respect to Article 6.28 bis, the competent authorities may prescribe special rules for entering and leaving locks.
12. With respect to Article 6.30, the competent authorities may prescribe other general rules for navigation in reduced visibility.
13. With respect to Article 6.32, the competent authorities may:
(a) waive the provision on giving the three-tone signal or apply it only on certain waterways;
(b) Prescribe additional provisions for vessels navigating by radar.
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.
(left void)
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.