If the worker is affected by any of the disability-generating diseases referred to in the annex to Royal Decree 1851/2009, of 4 December, which implements Article 161 bis (currently Article 206 bis) of the General Law on Social Security, regarding the early retirement of workers with a degree of disability equal to or greater than 45%, this must be accredited by a medical report that indicates, in any case, the date on which the disease began or manifested itself, whether this is the date of birth or a later date.
The accreditation that the disability derives from one of the diseases listed in the annex and that the degree of disability has been equal to or greater than 45% for at least five years must in any case be made by means of certification from the Institute of Social Services and the Elderly or from the corresponding body in the respective Autonomous Community that has received the transfer of the functions and services from the former, and must also indicate, in all cases, the date on which the disability began or manifested itself.
A total degree of disability equal to or greater than 45% shall be deemed to exist in those cases in which, in accordance with the certificates indicated in the preceding paragraph, the following conditions are jointly accredited:
a) That the sum of the percentages of disability reached through the different ailments that appear in the certificate, as well as the percentage corresponding to the “complementary scales”, if applicable, results in a percentage of total disability equal to or higher than 45%.
b) That at least one of the ailments listed in the disability certificate is one of those listed in the annex and that the percentage of disability reached by this disease or these diseases that generate disability listed in the aforementioned annex represents at least 33% of the total degree of disability accredited.