(2) Cotton yarn such as is ordinarily sold in bundles, and cotton thread, namely, sewing, darning, crochet or handicraft thread, which have been manufactured, bleached, dyed, or finished in any premises not exempted by the rules made under section 75 shall not be removed for sale from those premises unless, in accordance with the said rules in the case of yarn--
(a) the bundles are conspicuously marked with an indication of the weight of yarn in the English or the metric system in each bundle; and
(b) the count of the yarn contained in the bundle and in the case of thread each unit is conspicuously marked with the length or weight of thread in the unit and in such other manner as may be required by the said rules; and
(c) except where the goods are sold from the premises for export from India, unless each bundle or unit is conspicuously marked with the name of the manufacturer or of the wholesale purchaser in India of the goods: Provided that the rules made under section 75 shall exempt all premises where the work is done by members of one family with or without the assistance of not more than ten other employees, and all premises controlled by a co- operative society where not more than twenty workers are employed in the premises.