25 Pa. Code § 121.10
Orders and permits issued and stipulations and agreements entered into by the Department prior to the effective date of this section shall continue in effect, but no order, permit, stipulation or agreement may relieve a person from the responsibility to fully comply with the applicable provisions of this article.
The provisions of this § 121.10 adopted September 10, 1971, effective September 11, 1971, 1 Pa.B. 1804; amended March 3, 1972, effective March 20, 1972, 2 Pa.B. 383.