Sole Source Vendors


Texas Education Code Subchapter B, Sec. 44.031

Without complying with Subsection (a), the board of trustees of a school district may purchase an item that is available from only one source, including:

  1. An item for which competition is precluded because of the existenence of a patent, copyright, secret process, or monopoly;
  2. A film, manuscript or book;
  3. A utility service, including electricity, gas, or water; and
  4. A captive replacement part or component or equipment.

The exceptions provided by Subsection (j) do not apply to mainframe data-processing equipment and peripheral attachments with a single-item purchase price in excess of $15,000.

Sole Source Affidavit

In order to qualify as a Sole Source vendor, a signed and notarized copy of the MISD Sole Source Affidavit must be on file in the McKinney ISD Purchasing Department.

Sole Source Vendor List

Please note that not all products for the below list of vendors are Sole Source items. Select the vendor name to access each vendor's Sole Source products.