52 Pa. Code § 23.104
If authority has been granted under 66 Pa.C.S. § 2304 (relating to liability of common carriers for damages to property in transit; bills of lading), to establish and maintain rules, regulations, rates or ratings dependent upon the value declared in writing by the shipper, or agreed upon in writing as the released value of household goods in use, changes in rates, ratings or carload minimum weights may be established thereafter and filed under authority of the original order without securing new released rate orders, if the rules or regulations, or the declared or agreed values on which same are dependent are not changed, and, if additional routes or points of origin or destination are not added.
52 Pa. Code § 23.104
The provisions of this §23.104 amended under the Public Utility Code, 66 Pa.C.S. § 501.