52 Pa. Code § 1019.11 – Disclosure of conflicts.

(a) A dispatcher shall disclose, through the filing of the DSP-4, any dispatching services that may be provided to taxicabs owned or operated by the dispatcher, a person with a controlling interest in the dispatcher, key employee or immediate family members of the dispatcher.
(b) For the purposes of this section, ‘‘immediate family members’’ means the spouse or domestic partner, parent, grandparent, great-grandparent, great-great grandparent, children, siblings (including ‘‘half’’ and step-siblings), uncles/aunts, grand uncles/aunts, grandchildren, nephews/nieces, first cousins, great-grandchildren and grand nephews/nieces of the dispatcher.