(a) On request of the department, the Texas Department of Transportation and the Texas Facilities Commission shall:
(1) assist the department in the marking and designation of parking lots, parking garages, and parking spaces;
(2) maintain the painting of lines and curb markings; and
(3) furnish and erect direction and information signs.
(b) The department may recover the cost of providing the services described in Subsection (a) from the agency or agencies for which the service was provided. To the extent that either the Texas Facilities Commission or the Texas Department of Transportation provides or assists in providing the services described in Subsection (a), that agency shall be reimbursed by the department from its funds or the funds received from another agency under this subsection.