Section 18

The summons in any such proceedings shall not be made returnable in less than fourteen days from the day on which it is served.

There shall be served with the summons a copy of the analyst’s certificate, if any, on which the prosecution is based.

When any article of drug has been purchased or procured from any person for test purposes, no proceedings in respect of the sale thereof or of any offence against this Act shall be instituted after the expiration of sixty days from the time of purchasing or procuring the same.

No defence that offence not wilfully committed