The Department will suspend the certificate of operation and seal a boiler or unfired pressure vessel that is unsafe. A person, firm, partnership or corporation operating a boiler or unfired pressure vessel with a suspended certificate of operation is subject to the penalties of section 19 of the act (35 P. S. § 1331.19).
34 Pa. Code § 3a.92
This section cited in 34 Pa. Code § 3a.99 (relating to notice of deficiency).