Pennsylvania Code
Title 25 - ENVIRONMENTAL PROTECTION
Part I - Department of Environmental Protection
Subpart D - Environmental Health and Safety
Article V - Radiological Health
Chapter 240 - RADON CERTIFICATION
Subchapter C - CERTIFICATION REVIEW PROCEDURES AND STANDARDS
Section 240.203 - Conditions of certification

(1) The certified person shall conduct all activities as described in the approved application.

(2) The certified person shall allow the Department, its agents and employees, without advance notice or a search warrant, upon presentation of appropriate credentials, and without delay, to have access to the person's facilities, offices and files for inspection and examination of records. The certified person shall also allow the Department, its agents and employees to accompany him while performing radon-related activities for the purpose of inspection of those activities.

(3) The certified person shall remain in compliance with the acts and this chapter.

(4) For certification of a firm, the certified individual shall remain in responsible charge of the radon-related activities. The certified individual shall have his duties and responsibilities listed in the firm's certification application.

(5) Certified testing and laboratory individuals shall pass blind studies conducted by the Department. The individual measurement results of the blind study must achieve an individual relative percent error of less than or equal to ±25% of the reference value. The blind study is conducted without the knowledge of the certified individual so that no special precaution is taken during the measurement device analysis. Blind studies are designed to assess the performance of the measurement device to ensure that clients are receiving accurate and precise results.