Does your husband have no or insufficient income?
Proof of financial means. The applicant must submit the originals and a copy of the documents proving that they have sufficient financial means to cover the expenses of residing in Spain for the initial year of the residence permit, or accrediting that they have a regular source of income, for themselves and, where applicable, for the family members accompanying them. The minimum required amount is equivalent to 400% of Spain's Public Multiple Effects Income Indicator (IPREM). To this amount must be added 100% of the IPREM for each family member in the applicant's care.
Documentation in original form with an official stamp and seal of the issuing agency that verifies sufficient economic means for the period of residency in Spain or certifies the availability of a non-working monthly income (e.g. pension) that satisfies the minimum financial requirements.
If you are of working age, you will need to prove receipt of a pension or provide a termination letter from your employer stating that you will no longer work for that company or, in case of self-employment, you will need to provide an affidavit before a Notary stating that you agree not to work while residing in Spain. In the case of retirees, the applicant must be a beneficiary of a State pension in convertible currency or be a beneficiary of a life annuity, not capitalizable, payable by a public or private institution in convertible currency and / or investment accounts. Attach bank statements from the last three months and a copy of the last tax return.
Foreign documents must be legalized or apostilled and, where applicable, must be submitted together with an official translation into Spanish.