Managing Client-Side and Server-Side Rules

Rules are those actions that MS Outlook take up automatically. These rules are set by users for specific emails. MS Outlook gives the flexibility to set unique rules by selecting condition or by customizing rules. When rules are created they can be either server-side or client-side. In case, rules comprise the actions, conditions, and exceptions, they can be performed by the Outlook, it is the client-side rule. In case it is depended on the specific configuration of Outlook, it will be added to ‘on this machine only’ condition.

Differentiating between Client-Side and Server-Side Rules

Client-Side Rules

The rule is set to run on your computer locally. The rule is followed when you run Outlook. The exchange is not going to follow a client-side rule.

Server Side Rules

If you are operating Exchange Server, some rules can be followed without access to MS Outlook. These rules are applied to messages when they are delivered to Inbox.

How to Execute Client-Only  or Server -Side Rule

When you make a rule and provide certain specifications with the rule, it saved in a .rwz file under the ‘Rule Wizard stores’. The file name of the file is the same as the user’s profile. Rules are automatically set for all incoming messages. It is stored in the INBOX folder and the server also.

When an email is received, the server compares it with the rules. In case, the server doesn’t run the rule, it creates a DAM or a deferred action message in a hidden folder in the mailbox.

When users operate MS Outlook, they first evaluate the deferred action folder and DAM. List of Client-Side Conditions

List of Client Side Actions

List of On This Machine Only Conditions

Actions of On This Machine Only


The article provides rules, actions and conditions of client-only and , on this machine only. If you want to execute these rules without accessing MS Outlook for you your IMAP and POP3 account, you will have to log-in to configure these rules.

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