translate English to French: The standard limitation period is 10 years for serious offences and 3 years for ordinary offences, beginning from the day on which the offence was committed if, during that period, no step in investigation or prosecution has been taken.
La prescription est, en principe, de dix ans en matière criminelle et de trois ans en matière délictuelle, à compter du jour de commission de l'infraction, en l'absence d'acte d'instruction ou de poursuites.