In this task, you are provided with an article about the legal acts. Your task is to generate a headline for that article.

1. This Directive shall apply to safety signs at places of work.2. This Directive shall not apply to:    (a) signs used in rail, road, inland waterway, marine or air transport;(b) signs laid down for the placing of dangerous substances and preparations on the market;(c) coal mines. 1. For the purposes of this Directive:    (a) system of safety signsmeans a system of signs referring to a specific object or situation and providing safety information by means of a safety colour or sign;(b) safety colourmeans a colour to which a specific safety meaning is assigned;  (1)OJ No C 178, 2.8.1976, p. 57. (2)OJ No C 278, 24.11.1976, p. 3. (3)OJ No C 13, 12.2.1974, p. 1.(c) contrasting colourmeans a colour contrasting with the safety colour and providing additional information;(d) safety signmeans a sign combining geometrical shape, colour and symbol to provide specific safety information;(e) prohibition signmeans a safety sign prohibiting behaviour likely to cause danger;(f) warning signmeans a safety sign giving warning of a hazard;(g) mandatory signmeans a safety sign prescribing a specific obligation;(h) emergency signmeans a safety sign indicating, in the event of danger, an emergency exit, the way to an emergency installation or the location of a rescue appliance;(i) information signmeans a safety sign providing safety information other than that referred to in points (e) to (h);(j) additional signmeans a safety sign used only in conjunction with one of the safety signs referred to in points (e) to (h) and providing additional information;(k) symbolmeans a pictural representation, describing a specific situation, used on one of the safety signs referred to in points (e) to (h).2. The meaning and use of safety and contrast colours and the shape, design and meaning of safety signs shall be as defined in Annex I. Member States shall take all necessary measures to ensure that:    - safety signs at all places of work conform to the principles laid down in Annex I,- only those safety signs defined in Annex II are used to indicate the dangerous situations and to provide the information specified in that Annex;- road traffic signs in force are used to regulate internal works traffic. Any amendments required to adapt Annex I, points 2 to 6, and Annex II to technical progress and to future developments in international methods regarding signs shall be adopted in accordance with the procedure laid down in Article 6. 1. A Committee of Representatives of the Member States, with a Commission representative as chairman, is hereby set up.2. The Committee shall establish its rules of procedure. 1. Where the procedure laid down in this Article is invoked, the matter shall be referred to the Committee by its chairman, either on his own initiative or at the request of a representative of a Member State.2. The Commission representative shall submit to the Committee a draft of the measures to be taken. The Committee shall give its opinion on the draft within the time laid down by the chairman, having regard to the urgency of the matter. Decisions shall be taken by a majority of 41 votes, the votes of the Member States being weighted as laid down in Article 148 (2) of the Treaty. The chairman shall not vote.3.    (a) Proposed measures which are in accordance with the opinion of the Committee shall be taken by the Commission.(b) Where the proposed measures are not in accordance with the opinion of the Committee, or if no opinion is delivered, the Commission shall forthwith submit to the Council a proposal on the measures to be taken. The Council shall act by a qualified majority.(c) If the Council has not acted within three months of receiving the proposal, the  proposed measures shall be adopted by the Commission. 1. Member States shall adopt and publish by 1 January 1979 the measures necessary to comply with this Directive and shall inform the Commission immediately thereof. They shall apply these measures from 1 January 1981 at the latest.2. Member States shall communicate to the Commission the text of any national provisions which they adopt in the field covered by this Directive. This Directive is addressed to the Member States.
Council Directive on the approximation of the laws, regulations and administrative provisions of the Member States relating to the provision of safety signs at places of work

Article 1The sample of agricultural holdings shall be based on individual documents deriving from the annual census of agriculture of 15 May 1974. The population of the holdings shall be divided:    (a) by canton;(b) according to the agricultural area utilized on the holding into five strata : less than five hectares, five to less than 15 hectares, 15 to less than 30 hectares, 30 to less than 50 hectares, 50 hectares and above. 1. Before samples are taken, the populations of the holdings in each canton shall be arranged in ascending order of magnitude in each stratum of agricultural area utilized.2. The sampling of holdings shall be systematic.3. The sample shall include all holdings with 50 hectares and above, half the holdings with 30 to less than 50 hectares, one fifth of the holdings with 15 to less than 30 hectares, one eighth of the holdings with five to less than 15 hectares and one tenth of the holdings with less than five hectares. This Decision is addressed to the Grand Duchy of Luxembourg.
Commission Decision laying down a sampling plan for the Grand Duchy of Luxembourg with regard to the 1975 survey on the structure of agricultural holdings (Only the French text is authentic)

The sample of agricultural holdings shall be taken from the updated lists of holdings for the census of agriculture of 1970 and for the sample census of 1974. The population of holdings shall be stratified:    (a) by survey district (counties);(b) according to the total agricultural area of the holdings into seven strata : more than one to 15 acres, more than 15 to 30 acres, more than 30 to 50 acres, more than 50 to 100 acres, more than 100 to 150 acres, more than 150 to 200 acres and more than 200 acres. The sample shall comprise all holdings of more than 200 acres, half the holdings of more than 150 to 200 acres, one quarter of the holdings of more than 100 to 150 acres, one fifth of the holdings of more than 50 to 100 acres, one eighth of the holdings of more than 30 to 50 acres, one ninth of the holdings of more than 15 to 30 acres and one 14th of the holdings of more than one to 15 acres. The selection of holdings from the size groups of 200 acres or less shall be random. This Decision is addressed to Ireland.

Commission Decision laying down a sampling plan for Ireland with regard to the 1975 survey on the structure of agricultural holdings (Only the English text is authentic)