Official resource
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IRS Charities & Nonprofits
Official IRS guidance on tax-exempt status, filing requirements and charitable organisations.
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Nonprofit & PTO/PTA Support
Help for parent groups, school foundations and education nonprofits.
Directory
Organisation
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National Council of Nonprofits
A network supporting nonprofits with policy, management and governance resources.
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Free
National PTA
The national parent-teacher association with resources for local PTAs.
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PTO Today
Ideas, help and advice for PTO and PTA groups, including fundraising.
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TechSoup
A nonprofit technology assistance programme offering eligible nonprofits donated and discounted software, hardware and training.
Visit TechSoup