Question 1

Is Halcyon Music Festival a tax-exempt 501(c)(3)?

Accepted Answer

Yes. Halcyon Music Festival is recognised by the IRS as a 501(c)(3) organisation (EIN 46-4402987). The IRS recognised Halcyon Music Festival as tax-exempt in August 2014.

Question 2

What is Halcyon Music Festival's EIN?

Accepted Answer

Halcyon Music Festival's Employer Identification Number (EIN) is 46-4402987. The EIN was assigned by the IRS in August 2014. Donors and grantmakers use the EIN to verify tax-exempt status with the IRS.

Question 3

What does Halcyon Music Festival do?

Accepted Answer

Organizing chamber Music concerts.

Question 4

Where is Halcyon Music Festival located?

Accepted Answer

Halcyon Music Festival is located at 43 Lee St STE 2, Cambridge, MA, 02139.

Question 5

When was Halcyon Music Festival founded or recognised by the IRS?

Accepted Answer

Halcyon Music Festival was recognised by the IRS as a tax-exempt organisation in August 2014. The IRS ruling date is the earliest authoritative date available for most US nonprofits.

Question 6

What is Halcyon Music Festival's annual revenue?

Accepted Answer

On its most recent Form 990 (fiscal year 2025), Halcyon Music Festival reported $151K in total revenue and $147K in total expenses.

Question 7

Has Halcyon Music Festival been auto-revoked by the IRS?

Accepted Answer

No. Halcyon Music Festival (EIN 46-4402987) does not appear on the IRS Auto-Revocation List. Givalgo Discover cross-references the IRS Auto-Revocation List on every profile load; if status changes, this page reflects it.

Question 8

Is Halcyon Music Festival listed in IRS Publication 78?

Accepted Answer

Yes. Halcyon Music Festival is listed in IRS Publication 78 as an organisation eligible to receive tax-deductible charitable contributions. Pub 78 status is the canonical IRS signal that donations to an org are deductible.

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Halcyon Music Festival

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