Contact National Utility Solutions for a predominant use study (utility study) or questions regarding the utility sales tax exemptions and refunds for electricity, natural gas, and water:

Contact National Utility Solutions at 346-241-0100Main: 346-241-0100 ext. 3

Toll Free: 844-767-0037 ext. 3


Address: P.O. Box 6835, Kingwood, TX 77325

Our business hours are M-F- 8 a.m. – 6 p.m. (CST)

Our privacy policy outlines how we keep your information confidential.

Closed Saturdays, Sundays, and Holidays.

Address of the facility to have predominant use study(s) performed.
Click or drag files to this area to upload. You can upload up to 12 files.
Upload an invoice to identify number of meter(s) to be studied and for an estimate of the refund potential.