Pa. follows ICC International code commision regulations which includes
ICC Fire Prevention Code NFPA 72 for fire alarms and NFPA 70 National
electrical code.for type and style of wiring
books can be purchased from ICC and NFPA
Additionally you must meet the requirements of NFPA 72
for being a qualified individual to install and service fire systems.
which there are sevral ways to meet this code including fatory training,
nicet card ,afaa classes etc.
are you in r near Pittsburgh I can help you out with all the details.