![USGBC on Twitter: "JUST IN! #LEED v4.1 has arrived: We are All Buildings In and we can think of no better way to start than with the existing #buildings market! Learn more: USGBC on Twitter: "JUST IN! #LEED v4.1 has arrived: We are All Buildings In and we can think of no better way to start than with the existing #buildings market! Learn more:](https://pbs.twimg.com/media/DZOR6YEW4AAgwXV.jpg)
USGBC on Twitter: "JUST IN! #LEED v4.1 has arrived: We are All Buildings In and we can think of no better way to start than with the existing #buildings market! Learn more:
![LEED v4.1 operations & maintenance for existing buildings and compliance assessment: Bayt Al-Suhaymi, Historic Cairo - ScienceDirect LEED v4.1 operations & maintenance for existing buildings and compliance assessment: Bayt Al-Suhaymi, Historic Cairo - ScienceDirect](https://ars.els-cdn.com/content/image/1-s2.0-S1110016820300284-gr9.jpg)
LEED v4.1 operations & maintenance for existing buildings and compliance assessment: Bayt Al-Suhaymi, Historic Cairo - ScienceDirect
![USGBC launches LEED v4.1 for city, community, and residential projects | 2019-04-04 | Engineered Systems Magazine USGBC launches LEED v4.1 for city, community, and residential projects | 2019-04-04 | Engineered Systems Magazine](https://www.esmagazine.com/ext/resources/ES/2019/January/US_Green_Building_Council_logosvg.png?1548262359)
USGBC launches LEED v4.1 for city, community, and residential projects | 2019-04-04 | Engineered Systems Magazine
LEED v4.1 for Existing Buildings: Indoor Environmental Quality | As you know, #LEED v4.1 for Existing Buildings is here! The latest version of the rating system is available as a beta for
![What's New in LEED v4: Big Picture Changes, Updates for Building Design and Construction | Stellar Food for Thought What's New in LEED v4: Big Picture Changes, Updates for Building Design and Construction | Stellar Food for Thought](https://stellarfoodforthought.net/wp-content/uploads/2016/10/LEED-v4-BDC-Scorecard.png)