Overstay penalty
Check with the embassy for overstay penalties.Governed by Organic Law 4/2000 (LOEX); overstaying the 90 day allowance is a serious infraction carrying a fine in the range of EUR 501 to 10,000 depending on circumstances, plus a possible Schengen-wide re-entry ban of up to 5 years, or up to 10 years in an exceptional case involving formal expulsion.