92.Section 67 makes provision about the time limit for prosecution of offences under sections 23, 26, 28, 35, 37, 39, 46, 49, 55 or 57. It states that proceedings must be commenced within three years of the commission of the offence (or in the case of a continuous contravention, after the last date on which the offence was committed) and within six months of the date on which evidence that the prosecutor believes sufficient to justify proceedings comes to the prosecutor’s knowledge. It defines the date on which proceeding shall be deemed to be commenced by reference to the Criminal Procedure (Scotland) Act 1995, section 136(3).