Procedural (adjective)

1. Relating to or involving a procedure or set of procedures.
2. Following a particular set of procedures.

Origin:

From procedure + -al.

Examples:

1. The police followed the procedural guidelines during the investigation.
2. The procedural steps for filing a complaint are listed on the company's website.
3. The company has strict procedural rules that must be followed in order to receive a promotion.
4. The procedural manual outlined the steps for running the new machine.
5. The procedural fairness was not followed in this case.