SOP vs Work Instructions: What’s the Difference?
SOPs and work instructions explained: what each covers, when to use which, and how they fit together, with examples.
By Robby Jay · Updated November 2026
People use “SOP” and “work instructions” interchangeably, but they do different jobs.
SOP (standard operating procedure)
An SOP describes what must happen in a process and who is responsible. It usually includes the purpose, scope, roles, the main steps and any compliance requirements.
Example: “New employee onboarding SOP”, covering HR paperwork, IT accounts, equipment and first-week training, with an owner for each part.
Work instructions
Work instructions describe exactly how to do one task within that process, click by click or move by move. They’re written for the person doing the job.
Example: “How to create a user in Google Workspace”, the detailed steps IT follows during onboarding.
How they fit together
Think of the SOP as the map and work instructions as turn-by-turn directions. An onboarding SOP might link to six sets of work instructions.
Which do you need?
- Regulated or audited processes: both.
- Small teams: start with work instructions for frequent tasks; add SOPs as the team grows.
- Software tasks: work instructions with screenshots are the most effective format.
Quick comparison
- Audience: SOP for managers and auditors; work instructions for the person doing the task.
- Detail: SOP is high-level; work instructions are step-level.
- Changes: SOPs change when the process changes; work instructions change when the tool changes.
Keep reading
How to Write an SOP (Standard Operating Procedure) That People Actually Use · What Is Process Documentation? A Plain-English Guide · How to Create a Step-by-Step Guide With Screenshots · Free templates