"Article 1.-persons who fulfill the following requirements copulativos shall have the right, for the only time, to the payment of a benefit to be determined according to the rules of this law: 1.-have lent, in one of the 132 months prior to the month of October 2010, or, from the last month prior to that date that a shift register and continuous" , services such as eventual port workers, governed by the rules of title II, chapter I, paragraph 2, article 133 et seq. of the labour code, for a port enterprise or springing having as I turn the loading and unloading of goods within a port area. The period designated in any case may cover months prior to the year 1981.
2 have been retained, in one or more of the months of the period indicated in the preceding paragraph, amounts in excess by concept of flat tax of second category pursuant to its activity as a possible port workers.
3. that the beneficiaries are alive at the date of publication of this law.
The amount of the benefit referred to in this article, will be calculated ex officio by the General Treasury of the Republic each person and proceed only with respect to the months in which this record social security contributions which had been aware for a port enterprise or springing. For these purposes, these months should form part of the 132-month period referred to in the paragraph 1. of the preceding subsection, which is determined for each person according to their particular situation and that he will be continuously backward in time, starting with the last month in that the person register a shift as a possible port workers. However, the most recent month which may be considered for each worker at its 132 months, will be the month of September 2010 and the oldest month, the month of January 1981.
For the determination of the amount to be paid to each beneficiary is used available information of the entities mentioned in the following article, which allows the calculation of the amounts actually withheld in excess in the continuous months of the period referred to in number 1-subsection first of this article.