National Rural Utilities Cooperative Finance Corporation

09/20/2021 | Press release | Distributed by Public on 09/20/2021 08:28

Supplemental Prospectus (SEC Filing - 424B3)

Filed Under Rule 424(b)(3), Registration Statement No. 333-249702
Pricing Supplement Number 518 - Dated Monday, September 20, 2021 (To: Prospectus Dated October 28, 2020 and Prospectus Supplement Dated October 30, 2020
CUSIP Number
Principal Amount
Selling Price
Gross Concession
Net Proceeds
Coupon Type
Coupon Rate
Coupon Frequency
Maturity Date
1stCoupon Date
1stCoupon Amount
Survivor's Option
Product Ranking
Senior Unsecured Notes
Redemption Information:Callable at 100% on 9/15/2023 and Monthly thereafter with 30 Calendar Days' Notice.

National Rural Utilities Cooperative Finance Corp
Offering Date: Monday, September 20, 2021 through Monday, September 27, 2021
Trade Date: Monday, September 27, 2021 @12:00 PM ET
Settle Date: Thursday, September 30, 2021
Minimum Denomination/Increments:$1,000.00/$1,000.00
Initial trades settle flat and clear SDFS: DTC Book Entry only
DTC number: 0235 via RBC Dain Rauscher Inc.
Agents: InspereX, LLC, Citigroup, WellsFargo Advisors, RBC Capital Markets
Trustee: U.S. Bank National Association

If the maturity date or an interest payment date for any note is not a business
day (as term is defined in prospectus), principal, premium, if any, and interest
for that note is paid on the next business day, and no interest will accrue from,
and after, the maturity date or interest payment date.

InterNotes® is a registered trademark of InspereX Holdings, LLC. All Rights Reserved.
National Rural Utilities Cooperative Finance Corp
Prospectus dated October 28, 2020 and
Prospectus Supplement Dated: October 30, 2020