Tax forms not dependable as only source of NFP data:
Not-for-profit organizations’ tax filings can provide a wealth of information, from big-picture data like annual revenue and expenses to nitty-gritty details, including the CEO’s salary. But drawing conclusions-or trying to compare organizations-based only on the IRS Form 990 is difficult at best. First off, not all tax-exempt organizations are required to file tax returns. Groups with less than $25,000 in annual revenue are exempt from filing, as are all churches and many other religious institutions. And among those that do…