How to setup a feed monitoring standards from standards publishers?

this article explain the best ways to setup feed for Standards

Monitoring for updates from standards publishers can be performed in different ways depending on the specific needs of each users. The criteria to collect all standards is using the  specific TAG standards

make sure to choose the right TAG as in the picture (plural and singular is also important in TAGS) 

In addition to the tag, you can also use the Post type, REGULATION for mandatory standard (also called technical regulations) or GUIDANCE for voluntary standards:

  

Then, any other criteria can be used to further narrow down your data feed.