Pesetas can be changed into euro in Madrid (main Banco de España building at calle Alcalá 48) and at branches from 8:30 to 14:00 hours, Monday to Friday.
Banco de España, in order to fulfill accounting and monintoring neccesities concerning cash opportunities, may ask you, whichever the import is, to identifie showing your passport or resident card.
This requirement will take place, in any case, provided that the amount to change is bigger than 3.000 euros. (R.D. 54/2005, de 21 de enero, que modifica el R.D. 925/1995, de 9 de junio, por el que se aprueba el reglamento de la Ley 19/1993, de 28 de diciembre, sobre determinadas medidas de prevención del blanqueo de capitales).
Peseta banknotes and coins can be changed into euro at the Banco de España for an unlimited time.