10 Pa. Code § 57.31 – Registration.

(a) The certifying organization shall submit a completed registration form to the Department to be considered an acceptable certifying organization. The Department will provide the form on the Department’s web site.
(b) The Department will maintain a list of registered certifying organizations on its web site at www.dobs.pa.gov.

This section cited in 10 Pa. Code § 57.13 (relating to former registered certifying organizations).