R.C.S.A. § 28-27-13a
Grade of service
Cite as Conn. Agencies Regs. § 28-27-13a
The grade of service provided by the network utilized for the delivery of 9-1-1 calls to public safety answering points or private safety answering points shall be equal to P.01 or better. A P.01 grade of service means that not more than one 9-1-1 call in 100 will receive a busy signal during the average busiest hour.