(A) All num­bers for prop­er­ty shall be assigned in a man­ner mutu­al­ly agreed upon by the PCETSB and the Unit­ed States Postal Service.

(B) Each house, build­ing or oth­er occu­pied struc­ture shall be assigned a sep­a­rate num­ber.  A num­ber or alpha­bet­i­cal let­ter shall be assigned for each occu­pant (i.e. apart­ment, com­pa­ny, etc.) with­in a build­ing or oth­er occu­pied structure.

(C) Exist­ing num­ber shall be changed only as nec­es­sary to ensure the effec­tive­ness and effi­cien­cy of the Enhanced 911 sys­tem inUnion­Coun­ty, as deter­mined in the judg­ment of the PCETSB.

(D) Writ­ten noti­fi­ca­tion of the prop­er address of each house, build­ing or struc­ture shall be giv­en to its own­er, occu­pant or agent in all instances where a new num­ber has been assigned under the terms of this Arti­cle.