Idaho PUC Staff Production Request to CBTS Technology Solutions

RECEIVED March 27, 2026 IDAHO PUBLICERIKA K. MELANSON UTILITIES COMMISSIONDEPUTY ATTORNEY GENERAL

IDAHO PUBLIC UTILITIES COMMISSION PO BOX 83720 BOISE, IDAHO 83702 (208) 334- 0320 IDAHO BAR NO. 11560 Attorney for the Commission Staff

BEFORE THE IDAHO PUBLIC UTILITIES COMMISSION

BWT-T-25-01 PRODUCTION CBTS TECHNOLOGY Commission Staff (“Staff”) of the Idaho Public Utilities Commission (“Commission”), by and through its attorney of record, Erika K. Melanson, Deputy Attorney General, requests that CBTS Technology Solutions LLC (“Company”) provide the following documents and information as soon as possible, but no later than FRIDAY, APRIL 10, 2026. All responses 1 should be filed with the Commission Secretary at secretary@puc.idaho.gov. This Production Request is to be considered as continuing, and the Company is requested to provide, by way of supplementary responses, additional documents that it, or any person acting on its behalf, may later obtain that will augment the documents or information produced. Please provide answers to each question, supporting workpapers that provide detail or are the source of information used in calculations, and the name, job title, and telephone number of the person preparing the documents. Please also identify the name, job title, location, and telephone number of the record holder. IN THE MATTER OF CBTS TECHNOLOGY ) SOLUTIONS LLC’S APPLICATION TO )CASE NO.

Staff is requesting an expedited response. If responding by this date will be problematic, please call Staff’s 1CANCEL ITS CERTIFICATE OF PUBLIC ) attorney at (208) 334-0320. CONVENIENCE AND NECESSITY) )FIRSTFIRST PRODUCTION REQUEST )REQUEST OF THE TO CBTS TECHNOLOGY SOLUTIONS 1 MARCH 27, 2026 )COMMISSION STAFF

)TO ) SOLUTIONS LLC

In addition to the written copies provided as response to the requests, please provide all Excel spreadsheets and electronic files with formulas intact and enabled. REQUEST NO. 1: The Company has requested a waiver from IDAPA 31.01.01 Rule 20, which normally requires publishing notice of service discontinuance in a legal newspaper. Please explain how the Company plans to notify its non-local exchange customers, including VoIP customers, of the discontinuance? REQUEST NO. 2: The application indicates that the Company is providing VoIP services in Idaho. When does the Company plan to file its notice with the Commission as an “Other Telecommunications Service Provider” under IDAPA 31.42.01 Rule 202? DATED at Boise, Idaho, this 27th day of March 2026. Erika K. Melanson Deputy Attorney General

I:\Utility\UMISC\PRDREQ\BWT-T-25-01 PR #1.docx

FIRST PRODUCTION REQUEST TO CBTS TECHNOLOGY SOLUTIONS 2 MARCH 27, 2026

CERTIFICATE OF SERVICE

I HEREBY CERTIFY THAT I HAVE THIS 27 DAY OF MARCH 2026, th SERVED THE FOREGOING FIRST PRODUCTION REQUEST OF THE COMMISSION

STAFF TO CBTS TECHNOLOGY SOLUTIONS LLC , IN CASE NO. BWT-T-25-01,

BY E-MAILING A COPY THEREOF TO THE FOLLOWING: CBTS TECHNOLOGY SOLUTIONS LLC 25 MERCHANT STREET CINCINNATI, OH 45246 EMAIL: Michael.Puza@cbts.com

_______________________________ PATRICIA JORDAN, SECRETARY

MICHAEL T. PUZA, SR. CORPORATE COUNSEL CERTIFICATE OF SERVICE