Oregon Revised Statutes Public Facilities, Contracting and Insurance § 279C.520

(a) A contractor may not employ an employee for more than 10 hours in any one day, or 40 hours in any one week, except in cases of necessity, emergency or when the public policy absolutely requires otherwise, and in such cases, except in cases of contracts for personal services as defined in ORS 279C.100, the contractor shall pay the employee at least time and a half pay for:

(b) The contractor shall comply with the prohibition set forth in ORS 652.220, that compliance is a material element of the contract and that a failure to comply is a breach that entitles the contracting agency to terminate the contract for cause.

(c) The contractor may not prohibit any of the contractor's employees from discussing the employee's rate of wage, salary, benefits or other compensation with another employee or another person and may not retaliate against an employee who discusses the employee's rate of wage, salary, benefits or other compensation with another employee or another person.

(5)(a) Except as provided in subsection (4) of this section, a public contract for services must provide that the contractor shall pay employees at least time and a half pay for work the employees perform under the public contract on the legal holidays specified in a collective bargaining agreement or in ORS 279C.540 (1)(b)(B) to (G) and for all time the employees work in excess of 10 hours in any one day or in excess of 40 hours in any one week, whichever is greater.

(b) A contractor shall notify in writing employees who work on a public contract for services, either at the time of hire or before work begins on the public contract, or by posting a notice in a location frequented by employees, of the number of hours per day and days per week that the contractor may require the employees to work.