Status: Complete demo php-site with good examples so we have a reference implementation for people to consider. Should also do some visual distinction to show which part is for the SP, which for the IdP. Maybe a flow diagram?
Alan Buxey and Fredrik Domeij will work on where we need to create appropriate text for the error messages (see config.php)
Fredrik Domeij will give people the necessary GitHub repository access as needed)
Status: Write this up for public comment;
This is going to cover both a technical component as well as descriptive text
This will go out through the REFEDS community consultation process
Fredrik Domeij, Andrew Morgan and Scott Cantor will work on drafting the official proposal - see Enhanced errorURL in SAML Metadata for a link to the Google Doc where drafting is happening.