IBTS offers free industry-related tools:
Solar PV Industry Tools
Solar Labeling Requirements Guide - This guide is in accordance to the 2011 National Electric Code (NEC), National Fire Protection Association. Download to use during Solar PV installations and inspections.
Guide to Implementing Solar PV for Local Governments - Everything a Local Government needs to know to implement Solar PV is included in this guide, published by ICMA and funded by the Department of Energy's Sunshot Program. Download this guide.
SAPC Best Practices in PV System Installation - Industry stakeholders, through NREL's Solar Access to Public Capital (SAPC) working group, have come together to draft a guide that addresses best practices for installation of Solar PV systems. Download this guide.
SAPC Best Practices in PV System Operations and Maintenance - Solar industry stakeholders from various fields of practice joined NREL's Solar Access to Public Capital (SAPC) O&M working group to develop best practices for operations and maintenance of Solar PV systems. Download this guide.