a policy of adhesion can only be modified by who

Policy most commonly refers to a rule or plan of action, especially an official one adopted and followed by a group, organization, or government. A policy is a statement of intent and is implemented as a procedure or protocol. Policies are generally adopted by a governance body within an organization. Policies can assist in both subjective and objective decision making. What is “Policy”? Policy is a law, regulation, procedure, administrative action, incentive, or voluntary practice of governments and other institutions. Policy decisions are frequently reflected in resource allocations. Health can be influenced by policies in many different sectors. A plan or course of action, as of a government, political party, or business, intended to influence and determine decisions, actions, and other matters: American foreign policy; the company's personnel policy.