Resource Library

This blog provides a breakdown of financial incentives for Phius training and two upcoming in-person training courses in Colorado.

A one-page flyer outlining the Phius-related policies in Colorado as of March 2026.

Phius Policy Specialist Zoe Rader discusses the basics of state Qualified Allocation Plans and their impact on the adoption of passive building practices.

This blog, reposted from Passive House Massachusetts, explores the impact Massachusetts energy codes have had on housing production in the state.

Phius Senior Policy Analyst Isaac Elnecave provides a recap from the recent PH Mass Symposium and Phius Policy Specialist Zoe Rader offers a recap of other appearances and achievements of the Phius policy team in 2025.

Phius Senior Policy Analyst Isaac Elnecave details a pair of incentive program offering sponsorship for Phius Certified Builder training and incentives for Phius Certification in Colorado.

This blog takes a look at Phius-related policy advancements in several states and the impact on Phius' growth in those areas.

This blog examines the path forward for Phius project certification should the ENERGY STAR program be eliminated and provides resources to advocate for various federal programs under threat.

Phius Senior Policy Analyst Isaac Elnecave details the recent introduction of a New Jersey incentive program that includes Phius.

This paper dives into connecting Phius certification to IRA funding, including: what tax incentives are available, how do you apply for them, and how to braid federal and local incentives all by achieving Phius certification.