Public procurement laws can be found in the Oregon Revised Statutes, Chapter 279
279A | General Provisions
279B | Public Procurements
279C | Public Improvements and Related Contracts

137-046 | General Provisions Related to Public Contracting
137-047 | Public Procurement for Goods or Services
137-048 | Consultant Selection: Architectural, Engineering and Land Surveying Services and Related Services Contracts
137-049 | General Provisions Related to Public Contracts for Construction Services

A cost analysis must be completed to determine whether a public entity can contract with vendors for services such as subsitutes, transportation, or food service. Refer to ORS 279B.030-036

BOLI Prevailing Wage Rates apply to public improvement contracts in excess of $50,000.

279C.800-875 | Definition of Public Works

BOLI Prevailing Wage Resources

The limits are different. Review grant agreements for additional information and the Uniform Guidance for Federal Awards.

Thresholds
Micro - Up to $10,000
Typically does not require quotes/competitive bids, but still must be reasonable and prudent

Small - Between $10,001 - $250,000
Requires quotes and/or bids

Sealed Bids & Competitive Proposals - More than $250,000
Formal solicitation process and evaluation of bids or proposals

The Oregon Department of Education has a page dedicated to nutrition procurement resources.

OregonBuys - a unified system for posting purchasing needs

Oregon Procurement Manual