An initial Spill Prevention Response Plan (Plan), which addresses the requirements in sections 901-904 of the act (35 P.S. §§ 6021.901-6021.904) and this chapter, shall be submitted to the Department for a storage tank facility with an aggregate aboveground storage capacity greater than 21,000 gallons. Plan revisions or any addendum to the initial Plan shall be submitted to the Department in writing or electronically within 180 days of any occurrences as described in section 901(b) of the act. A current copy of the Plan shall be readily available at the facility at all times.
25 Pa. Code § 245.512