Regulatory capture is a form of government failure that occurs when a regulatory agency, created to act in the public interest, instead advances the commercial or political concerns of special interest groups that dominate the industry or sector it is charged with regulating.[0]
[0]: https://en.wikipedia.org/wiki/Regulatory_capture
In the case of regulatory capture, you'd think regulation would most likely be reduced rather than impeded.
No, in regulatory capture you expect regulation to be increased so as to form a barrier to entry to new competitors, while advantaging (comparatively) established incumbents that have the inside track with regulators and the regulatory process.
Additionally, you ignore the business logic cross-departmental issues when you do not have a centralized security department.
There is really no need for full IT Security PCPAA compliance department.