Amends several sections of GS Chapter 62A, Article 3, concerning emergency telephone service and back-up public safety answering points (PSAPs). Amends GS 62A-42 to define back-up PSAP as a facility prepared to operate as part of a 911 system and all other features of its associated primary PSAP.  Amends the powers and duties of the 911 Board to include ensuring that individual PSAP plans incorporate a back up-PSAP as well as establishing operating standards for back-up PSAPs.  Amends GS 62A-46 to provide that PSAPs that receive an allocation from the 911 Fund for PSAPs must have plans and means to serve as a back-up PSAP and must maintain a plan and means for 911 call taking in the event 911 calls cannot be received or processed in the primary PSAP.  Provides that the 911 Board can reduce, suspend, or terminate distributions from the 911 Fund if a PSAP does not comply with these new requirements as well as those previously established.  Makes technical and conforming changes.