25 Pa. Code § 302.1005 – Grandparented operators.

(a) This section applies to those operators of nontransient noncommunity water systems, satellite wastewater collection systems containing a pump station or single entity wastewater collection systems who were granted a grandparented certificate by the Board.
(b) Grandparented certificates are site, size and technology specific and not transferable to any other water or wastewater system.
(c) A grandparented certificate is temporary and will expire within 3 years of the date of issuance. A certified operator who was grandparented shall meet the conditions for certification renewal including the submittal of an application for certification action for renewal defined in § 302.201 (relating to form of application) and completion of the continuing education requirements defined in § 302.802 (relating to continuing education requirements for certificate renewal).
(d) The grandparented certificate is no longer valid if one of the following applies:
1. (1) The certified operator moves to another water or wastewater system.
2. (2) The system subclassification changes because of a modification or addition, or both, of treatment technology.
3. (3) The Board modifies, suspends or revokes the certificate upon petition of the Department.
(e) If a grandparented certificate is no longer valid, the operator shall meet the requirements for certification as identified in § 302.104 (relating to certification requirements).