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Program Support the Library of Congress

Frequently Asked Questions

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Is my donation tax deductible?

Yes! Charitable contributions to the Library of Congress are tax deductible.

Can I donate via mail?

Of course! To make a donation to the Library of Congress using a personal check, please make your check payable to the Library of Congress.

Mail checks to:
The Library of Congress
Attn: Development Office
101 Independence Avenue, SE, LM-613
Washington, DC 20540-9130

Please be aware that all mail (U.S. Postal Service and private carrier) sent to the Library of Congress is screened off-site for sorting and safety. Because of this, it will take longer to process donations mailed to the Library of Congress. Please allow extra time to see your donation clear and to receive a tax acknowledgment. We appreciate your patience with this process!

Can I donate over the phone?

Yes! If you prefer to speak with someone and provide your credit card information over the phone, please call our office at (202) 707-2777.

Will I receive a tax receipt for my donation?

Yes! You will receive a tax receipt for your records. If you donate online, you will receive an immediate email following your donation that can be used for tax purposes. In addition, all donation made via mail or online will be mailed a tax receipt if an address is provided. Please allow for up to 6 weeks to receive your tax receipt.

What is the Library of Congress Tax ID Number?

The Library’s tax identification number is 53-6002532.

Can I restrict my donation to a specific area of the Library?

General donations made to the Library of Congress support projects and programs across all areas of the Library.

If there is an area of the Library that is particularly meaningful to you, you can restrict your donation to that area. Please add a special note to your online donation designating the restriction or include it on your check memo line. Please include your contact information in case a staff member needs to contact you with questions regarding your designation.

Can I donate books, collections, personal papers, maps or other physical materials to the Library?

The Library welcomes inquiries about physical donations. Collection donations are critical to helping expand the rich, diverse knowledgebase at the Library. However, the Library cannot accept everything and we ask that you do not send items directly to Library.

If you wish to donate library materials, please fill out our online donation inquiry form to share more about the gift and a Library staff member will contact you directly.