Exhibit 99.1
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| Date: July 22, 2026. | 320 Bay Street 14, Floor Toronto, ON, M5H 4A6 www.computershare.com |
| To: New York Stock Exchange |
Subject: BROOKFIELD RENEWABLE PARTNERS L.P.
Dear Sir/Madam:
We advise of the following with respect to the upcoming Meeting of Security Holders for the subject Issuer:
| Meeting Type: | Special Meeting |
| Record Date for Notice of Meeting: | August 21, 2026 |
| Record Date for Voting (if applicable): | August 21, 2026 |
| Beneficial Ownership Determination Date: | August 21, 2026 |
| Meeting Date: | October 14, 2026 |
| Meeting Location (if available): | Virtual Meeting |
| Issuer sending proxy related materials directly to NOBO: | No |
| Issuer paying for delivery to OBO: | Yes |
| Notice and Access (NAA) Requirements: |
| NAA for Beneficial Holders | Yes |
| Beneficial Holders Stratification Criteria: | Not Applicable |
| NAA for Registered Holders | Yes |
| Registered Holders Stratification Criteria: | Not Applicable |
| Voting Security Details: | ||
| Description | CUSIP Number | ISIN |
| LIMITED PARTNERSHIP UNITS | G16258108 | BMG162581083 |
Sincerely,
Computershare
Agent for BROOKFIELD RENEWABLE PARTNERS L.P.