# Part 516 - Types of Contracts

- Subpart 516.2 - Fixed Price Contracts

  - 516.203 Fixed-price contracts with economic price adjustment (EPA).

    - 516.203-2 Application.

    - 516.203-3 Limitations.

    - 516.203-4 Contract clauses.

- Subpart 516.4 - Incentive Contracts

  - 516.403 [Reserved]

    - 516.403-2 Fixed-price incentive contracts.

  - 516.405 [Reserved]

    - 516.405-1 Cost-reimbursement incentive contracts.

- Subpart 516.5 - Indefinite-Delivery Contracts

  - 516.505 Task-order and delivery-order ombudsman.

  - 516.506 Solicitation provisions and contract clauses.

- Subpart 516.6 - Time-and-Materials, Labor-Hour, and Letter Contracts

  - 516.603 Letter contracts.

    - 516.603-70 Additional limitations on the use of letter contracts for architect-engineer (A-E) services under the PBS Design Excellence Program.