Once a security device has been implemented, it will need to be gradually liberalized over time. As a general rule, protection measures should not last more than four years, but they can be extended for up to eight years if the country implementing the protection measure deems it necessary to prevent or repair serious injuries. Developing countries are allowed to maintain security measures for up to 10 years. All safeguards require the payment of compensation – in the form of substantially equivalent trade concessions – for each implementation beyond three years. 2. (a) In cases where a quota is distributed among the supplier countries, the member applying the restrictions may seek agreement on the allocation of quota shares with all other members who have a considerable interest in delivering the product concerned. In cases where this method is not reasonably feasible, the member concerned shares members who have a core interest in providing the shares of the product on the basis of the shares of the product delivered by those members during a prior representative period of the total volume or total value of imports, taking into account all the particular factors that have or could affect the product`s trade. 2. In the absence of agreement in the Article 12 consultations, paragraph 3, within 30 days, the exporting members concerned are exempt, no later than 90 days after the application of the measure, from suspending the suspension at the end of a period of thirty days from the date on which the Council for Trade in Goods received a written notification of the suspension. , the application, under the 1994 GATT, of concessions or other commitments essentially equivalent to the trade of the member applying the safeguard measure which the Council for Trade in Goods does not disapprove of the suspension of this measure. The Secretary-General`s enterprise agreement was widely negotiated due to the increasing application by gaTT contracting parties of a large number of so-called “shadow zones” measures (voluntary bilateral export restrictions, ordered marketing agreements and similar measures) to limit imports of certain products.