No person shall drive a vehicle onto or from any limited access highway except at such entrances and exits as are established by public authority.
75 Pa.C.S. § 3312
Limited access highway entrances and exits
Known as the Vehicle Code
The act spans §§ 75–75 (898 sections).
Official source: Pennsylvania General Assembly. Reproduced from public-domain Pennsylvania statutes; confirm against the official source for the current text. Not legal advice.