Section 16-11-122 - Instrument transformers(a) Meters used in conjunction with instrument transformers shall be adjusted so that the overall accuracies will come within the limits specified in subsections (a), (b) and (c) of section 16-11-120 and section 16-11-121.(b) Meters installed with instrument transformers may be tested independently of such transformers, provided the electric company applies the corrections indicated by a test certificate exhibiting the characteristics of the type of transformers used and guaranteeing the limits of deviation of individual transformers from the average characteristics of the type; otherwise the meters and transformers shall be verified as a measuring unit.Conn. Agencies Regs. § 16-11-122