The answer to this question depends on industry, company and/or project. In our software company, the closest thing to a Quality Control plan are our Test Standards and Test Plans.

The elements of our Test Plans are:

1) Introduction

- Purpose

- Product description

- System architecture

2) Scope

- Test coverage

- Features to be tested (in scope)

- Features not to be tested (out of scope)

- Compatibility matrix

3) Test strategy

- Test objectives

- Test approach

- Test environment

- System dependencies

- Test tools

- Assumptions

- Risks

4) Process

- Test process and guidelines

- Priority and Severity defined

- Pass/fail criteria

- Test entry/exit criteria

- Test resources

- Deliverables required for testing

- Roles and responsibilities

- Approvals and sign off