Credit institutions may only refuse to open basic bank accounts if at least one of the following situations occurs:

• It becomes aware that, at the time of the request to open an account, the customer holds other current accounts, except in the case of co-ownership of a basic bank account with a natural person over 65 years of age or with duly certified permanent disability of 60% or more;

• The customer refuses to issue a document stating that he/she has been notified that his/her current account will be closed or that he/she does not hold current accounts in his/her name, except in the case of co-ownership of a basic bank account with a natural person over 65 years of age or with duly certified permanent disability of 60% or more.

Credit institutions may only refuse to convert an account into a basic bank account only if at least one of the following situations occurs:

• It becomes aware that, at the time of the request for conversion, the customer holds other current accounts, in addition to the one that he/she intends to convert, except in the case of co-ownership of a basic bank account with a natural person over 65 years of age or with duly certified permanent disability of 60% or more;

• The customer refuses to issue a document stating that has been notified that his/her account will be closed or that he/she does not hold current accounts in his/her name, other than the one he/she wishes to convert, except in the case of co-ownership of a basic bank account with a natural person over 65 years of age or with duly certified permanent disability of 60% or more.

The credit institution may not refuse to open a basic bank account or to convert an account into a basic bank account on the grounds that one of its holders holds other current accounts if one of the co-holders in question, in addition to being eligible to access the basic bank account, is at least 65 years old or with duly certified permanent disability of 60% or more.

The credit institution also has a maximum of ten working days to refuse the application to open a basic bank account or to convert a current account into a basic bank account.