A Confined Space Safety Policy can be divided into 9 sections.
This article briefly describes the nine parts of a comprehensive yet efficient confined space safety program.

1 - Purpose - The confined space safety policy states the requirements for the identification and safe entry into both permit required and non-permit required confined spaces.  The policy applies to areas of the workplace not designed for continuous occupancy and containing recognized serious safety or health hazards.
2 - Reference - OSHA 29 CFR 1910.146
3 - Scope - Applicable to all of the business’s employees, visitors and contractors.
4 - Administration - Variable, but generally administration of the confined space policy is by safety coordinators, supervisors, engineers and other trained managerial staff.
5 - Definitions - Can be standard, see: OSHA, Occupational Safety and Health Act
6 - Descriptions -

Confined Space is an area/space where an employee: - has limited openings for entry and egress; - can bodily enter and which is large enough to perform assigned work; - could be engulfed by bulk materials; - is not intended to continuously occupy.
Non-Permit Required Confined Space is a confined space neither containing nor having the potential to contain any hazard.
Permit Required Confined Space is a confined space with: - a hazardous atmosphere or potential for it; - material that could engulf an entrant; - converging/tapering walls/floors that could entrap or asphyxiate; - a recognized hazard.
Procedures Followed For All Permit Required Confined Space Entry
- - Permit
- - Issuance - By the supervisor, mandatory for the employee, one shift in duration.
- - Cancellation - At shift end or on job completion.
- - Retention - Must be reviewed and kept. -
- - Alternate Entry/Space Reclassification - Specific ref: OSHA 29 CFR 1910.146 (c)(5)/(c)(7)
- - Pre-Entry Briefing - By permit issuing entry supervisor.
- - Contractor Notification - Outside contractor adheres to procedures - compliance must be assured.
- - Lighting Requirements - Natural, auxiliary, emergency.
- - Special Tools and Equipment - Intrinsically safe in flammable or combustible atmosphere.
- - Preparation and Hazard Control - Preventing engulfment, burns. Lockout/tagout procedures.
- - Assuring adequate ventilation.
- - Pre-Entry Atmospheric Testing - Includes employee training with testing equipment.
- - Monitor Calibration and Testing
- - Field and Manufacturer Testing.
- - Attendant Duties - Mandatory for permit required confined space entry, no other duties.
- - Entry Supervisor Duties - Trained and authorized entry supervisor.
- - Safety Equipment - PPE, non-entry rescue, rescue, general.
- - Equipment Inspection - Per manufacturer’s recommendation.
- - Handling Problems
- - Rescue and Emergency Services - Documented, available, trained, equipped.
- - Summoning Rescue Services Procedure

7 - Responsibilities - Employees and Entry Supervisor - Safety Coordinators - Supervisors - Contractors
8 - Training - Initial - Refresher - Annual
9 - Revision - Annually by Safety Coordinators

These are the nine parts of a Confined Space Safety Policy.
Fleshed out details of just such a policy can be read at Confined Space Safety Policy