Documentation to request higher lodging provisions is not required. Travelers are to ensure travel arrangements are the most cost-effective considering all relevant circumstances per Texas Government Code Section 660.007.
The In-State/Out-of-State Higher Lodging Form is used by some departments to claim lodging expenses that exceed the allowable rates as provided by the US General Services Administration (GSA). Current rates can be found at https://www.gsa.gov/travel-resources.
The form is provided below for convenience.
In-State/Out-of-State Higher Lodging Form
If an employee is attending a conference conducted at a designated location, actual lodging expenses may be reimbursed.