Dallas County will mandate that businesses require customers and employees to wear masks or face a fine of up to $500, starting Friday at 11:59 p.m. CT.
County commissioners court approved the decision Friday, a spokesperson for the Dallas County judge confirmed.
The fine would be imposed on businesses.
This comes after Gov. Greg Abbott supported a similar move by Bexar County, which includes San Antonio, earlier this week.
Texas is among other states reporting its highest seven-day average of new coronavirus cases per day since the coronavirus crisis began, according to a CNN analysis of data from Johns Hopkins University.