added charge

What is added charge?

added charge meaning in Information Science terminology / glossary / dictionary is:
A further charge made by a publisher or vendor against a subscriber‘s account after initial payment has been received, usually to cover (1) an increase in the subscription price that occurs after billing, before the order is processed; (2) publication of additional volumes; or (3) fluctuations in currency exchange rates. The charge is made in the form of a supplemental invoice.  


reference: ABC-CLIO