Under the legal metrology laws, packer / manufacture is the one who distributes or sells the pre-packed commodities; he needs to apply for the packer / manufacturer registration under Rule27 of the Legal Metrology (Packaged Commodities) Rules, 2011. The registration must be applied within 90 days from the date when the pre-packing has been commenced.

As per the law, the Pre-Packed Commodity means a commodity which without the purchaser being present is placed in a package of whatever nature, whether sealed or not, so that the product contained therein has a pre-determined quantity. Under the Packaged Commodity Rules, every packer needs to comply with the mandatory declarations to be made on each and every pre-packed commodity meant for sale or distribution. These declarations do includes MRP, month and year of manufacturing, manufacturer name, customer care contact number, email id etc.

In context of different kinds of pre-packed commodities the nature of mandatory declarations do also varies depending on the nature of commodity. Some other technicalities are also involved in compliance of packaged commodity rules like font size of declarations etc.