o en virtud de una cierta categoría

o en virtud de una cierta categoría social (Responsabilidad del Cabeza de Familia, o del Propietario de un Inmueble).

Results (English) 1:

or under a certain social category (responsibility of the householder, or the owner of a property).

Results (English) 2:

or under a certain social category (Responsibility of Head of Household, or the owner of the property).

Results (English) 3:

Or under a certain social Category (responsibility of the Head of Household, or the owner of a property).