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You can access answers to a variety of frequently asked questions (FAQs) on this page. If you need further assistance with your MDPI Books product or platform, please don't hesitate to contact the MDPI Books Support Team.

When do I have to pay the charges?

For chapters: All fees must be paid after acceptance of the manuscript for publication.

For books: All fees must be paid after pre-check of the manuscript.

Payments to MDPI are usually due within 30 days of sending the invoice to the customer.

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