QB Issue Resolution:

AND it is illegal in all states to charge a surchard for debit or pre-paid cards – with that in mind there is no way to take online payments usingĀ  a surcharge since there is no way to know what type of card account is being used.

http://www.cardfellow.com/charging-customers-a-credit-card-convenience-fee-at-check-out/

Resolution for Issue 'Can I automatically have all invoices add a 2.9% credit card fee onto the invoice total to recover the fee when we process the customers cc?' available: Yes (Solved).
Source: Intuit Community forum.

Can I automatically have all invoices add a 2.9% credit card fee onto the invoice total to recover the fee when we process the customers cc?: this issue or error code is a known issue in Quickbooks Online (QBO) and/or Quickbooks. Support for this issue is available either by self-service or paid support options. Experts are available to resolve your Quickbooks issue to ensure minimal downtime and continue running your business. First try to resolve the issue yourself by looking for a resolution described below. If it is a complex issue or you are unable to solve the issue, you may contact us by clicking here or by using other support options.

Support for customers cc
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Error Recovery for customers cc [Canada]
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