11 Persons in contact with infected person（1） A Medical Officer of Health or designated officer may, by serving notice in writing on any person who has been in recent contact with a person to whom regulation 10 applies, prohibit the person from engaging in, or being employed in, the manufacture, preparation, storage, packing, carriage, or delivery, for sale, of a food.
（2） If, in the opinion of the Medical Officer of Health or the designated officer, there is no longer any risk of any food becoming infected by a person on whom the notice has been served, the Medical Officer of Health or designated officer must—
（a） revoke the notice; and
（b） notify the person in writing of the revocation.
（3） No person may be engaged, or be employed, in a business in contravention of a notice served under subclause （1）.
（4） No person may knowingly employ any other person in contravention of a notice served on that other person under subclause （1）.
Compare: SR 1984/262 r 260