Reads the IRS "Form 990 series downloads" page and returns the links to the XML zip files.
Usage
get_irs_zip_urls(
years = NULL,
page = "https://www.irs.gov/charities-non-profits/form-990-series-downloads"
)Details
A batch can span several zips: the IRS index labels both halves of
May 2026 2026_TEOS_XML_05A, but the second half is in
2026_TEOS_XML_05B.zip. Use match_batch_zips() to map batches to zips.