4B. Except with the previous permission in writing of the Chief Controller or any other officer authorised in this behalf by the Government, no person who in his capacity as industrial consumer, imports any goods against a licence issued to him or, where no licence is required for the import of such goods by an industrial consumer, without any licence, shall sell or otherwise transfer such goods or use the goods for a purpose other than the purpose or purposes for which the licence was issued or such goods were imported.]