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</html><description>Since 1 stycznia 2014 r. new terms of invoicing will come into force. As a general rule, an invoice shall be issued before 15th day of next month.</description><thumbnail_url>https://korolko.pl/wp-content/uploads/2016/08/new-invoicing-terms.jpg</thumbnail_url><thumbnail_width>2220</thumbnail_width><thumbnail_height>780</thumbnail_height></oembed>
