Key:source:*
(Redirected from Key:source:quiet hours)
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This key differs significantly between OpenStreetMap and OpenHistoricalMap. For definitions and usage instructions in OpenHistoricalMap, see OpenHistoricalMap/Tags/Key/*:source.
 Prefix source:*
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| Description |
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The key prefix "source:" is a namespace identifier used to specify source information for specific properties of a feature. 
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| Used on these elements |
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| See also |
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| Status: de facto |
| taginfo: source:* |
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This page describes a key prefix rather than a simple key.
The source:*=* prefix is a namespace identifier for specifying the source of a tag.
This is especially useful for tags that are likely to run into verifiability issues.
Format
This prefix is used in the following format: source:<key>=<value>
Keys
The key following the source:*=* prefix is generally a property.
Values
The value following the paired source:*=* prefix and key is generally a classification type or a direct link to the source, usually a website.
How to tag
Add the source:*=* prefix with the appropriate key and value to the 
node, 
area, or 
relation for a feature.
Examples
A hostel with an overnight quiet hours period:
tourism=hostelquiet_hours=Mo-Su 22:00-06:00source:quiet_hours=<website>
The speed limit of an urban Italian road:
maxspeed=50source:maxspeed=IT:urban
See also
source=*