A business analyst (BA) conducts a Business rules analysts exercise to identity the organizational rules...

 In addition to existing regulations and contracts, the BA also checks the policies of the organization that may constrain the project. Policies are the guidelines or principles that govern the decision making and actions of the organization. They reflect the values, vision, and mission of the organization and provide a framework for achieving its goals and objectives. Policies can also influence the scope, feasibility, and acceptance of the project and its solution. Therefore, the BA should identify and analyze the policies that are relevant to the project and ensure that they are aligned with the requirements and the solution. References:

CBAP / CCBA Certified Business Analysis Study Guide, 2nd Edition, Chapter 5: Strategy Analysis, Section 5.1: Analyze Current State, p. 206-207

A Guide to the Business Analysis Body of Knowledge® (BABOK® Guide), Version 3, Chapter 5: Strategy Analysis, Section 5.1: Analyze Current State, p. 106-107

A Guide to the Business Analysis Body of Knowledge® (BABOK® Guide), Version 3, Chapter 10: Solution Evaluation, Section 10.3: Assess Enterprise Limitations, p. 277-278