What payment methods are typically accepted for CSP invoices?

This varies by partner rather than being fixed by Microsoft — common options include bank transfer/ACH, credit card, and in some cases direct debit, depending on what the specific partner supports and your region. Larger organizations may also arrange purchase-order-based invoicing terms with their partner.

It's a straightforward question to ask directly when evaluating a CSP partner, since payment terms (and any late payment policies) can differ meaningfully between partners.