We currently accept payment by cash, check, credit card, wire, and ACH from
your bank account. Accepted credit cards are Visa, MasterCard, and
Discover.

We encourage monthly payment by ACH or automatic charge to your
credit card. Download the attached form and fax to our accounting
department at 210-656-5182.

Download HST Automatic Payment Authorization Form.pdf
Download HST Account Application Commercial.pdf
Download HST Account Application Residential.pdf