The legal units of measurement within the meaning of this Directive which must be used for expressing quantities shall be:

1. (a)

   those listed in Chapter I of the Annex;

2. (b)

   F1those listed in Chapter II of the Annex only in those Member States where they were authorised on 21 April 1973;

3. (c)

   F2those listed in Chapter III of the Annex only in those Member States where they were authorized on 21 April 1973 and until a date to be fixed by those States. This date may not be later than 31 December 1994;

4. (d)

   those listed in Chapter IV of the Annex only in those Member States where they were authorized on 21 April 1973 and until a date to be fixed by those States. This date may not be later than 31 December 1999.

1. (a)

   F1The obligations arising under Article 1 relate to measuring instruments used, measurements made and indications of quantity expressed in units of measurement.

2. (b)

   This Directive shall not affect the use in the field of air and sea transport and rail traffic of units, other than those made compulsory by the Directive, which have been laid down in international conventions or agreements binding the Community or the Member States.

The use of units of measurement which are not or are no longer legal shall be authorized for:

• products and equipment already on the market and/or in service on the date on which this Directive is adopted,

• components and parts of products and of equipment necessary to supplement or replace components or parts of the above products and equipment.

However, the use of legal units of measurement may be required for the indicators of measuring instruments.

International standard ISO 2955 of F215 May 1983, ‘Information processing — Representations of SI and other units for use in systems with limited character sets’ shall apply in the field covered by paragraph 1 thereof.

Directive 71/354/EEC shall be repealed on 1 October 1981.

F3. . . . .

Issues concerning the implementation of this Directive and, in particular, the matter of supplementary indications shall be further examined, and if necessary the appropriate measures adopted in accordance with the procedure referred to in Article 18 of Council Directive 71/316/EEC6.

The Commission shall monitor market developments relating to this Directive and its implementation with regard to the smooth functioning of the internal market and international trade and shall submit a report on those developments, accompanied by proposals where appropriate, to the European Parliament and to the Council by 31 December 2019.

1. (a)

   Member States shall adopt and publish before 1 July 1981 the laws, regulations and administrative provisions necessary to comply with this Directive and shall inform the Commission thereof.

   They shall apply these provisions from 1 October 1981.

2. (b)

   As from the date of notification of this Directive, Member States shall also ensure that the Commission is informed, in sufficient time to enable it to submit its comments, of any draft laws, regulations or administrative provisions which they intend to adopt in the field covered by this Directive.

This Directive is addressed to the Member States.