Fees for validation services are set independently by the PA-QSAs.
Article Number 1021
If a merchant develops an application that runs on a consumer’s device (e.g. smartphone, tablet, or laptop) that is used to accept payment card data, what are the merchant’s obligations regarding PCI DSS and PA-DSS for that application?
How does use of an expired PTS device affect my PCI DSS compliance?
Are PA-DSS applications considered valid if installed on an operating system that is not included in the payment application listing?
How can I check whether a payment application is PA-DSS validated?
What is the Council’s guidance on the use of SHA-1?