12 Pa.C.S. § 6304 – Applicability

(a) Agreements.— A closed-end credit agreement and an open-end credit agreement are deemed to be made in this Commonwealth and subject to the provisions of this chapter if either of the following occurs:
1. (1) The seller offers or agrees in this Commonwealth to sell to a resident buyer of this Commonwealth.
2. (2) A resident buyer of this Commonwealth accepts or makes the offer in this Commonwealth to buy, regardless of the situs specified in the agreement.
(b) Offer to sell.— A verbal or written solicitation or communication to sell that originates outside this Commonwealth and is forwarded to and received in this Commonwealth by a resident buyer of this Commonwealth shall be deemed an offer or agreement to sell in this Commonwealth and subject to the provisions of this chapter.
(c) Offer to buy.— A verbal or written solicitation or communication to buy that originates within this Commonwealth from a resident buyer of this Commonwealth and is forwarded to and received by a seller outside this Commonwealth shall be deemed an acceptance or offer to buy in this Commonwealth and subject to the provisions of this chapter.
(d) Subsequent goods and services.— Goods or services that subsequently result from a solicitation or communication under subsection (b) or (c) are subject to the provisions of this chapter.
(e) Exclusivity.— Notwithstanding any provision of law to the contrary, this chapter shall exclusively govern and regulate the terms and conditions of all extensions of credit, except cash advances, for the purchase of goods and services within this Commonwealth.