Fedwire® Securities Service Clearing Memos
Clearing memos are notifications of enhancements or changes to the Fedwire Securities Service. They describe both technical and operational changes where applicable. For a complete list of clearing memos, see the Clearing Memo Index (PDF). To obtain a copy of a clearing memo predating those listed on this page or to ask a question about a particular memo, please contact your Fedwire Customer Support — the number for clearing memos is at the bottom of the contact page. The most recent clearing memos are posted below.
The phone numbers 800-327-0147 and 877-569-2488 are no longer active, for any questions call the Support Center P: 833-377-7827.
The fax number (201) 531-3590 is no longer active, please contact the Support Center P: 833-377-7827
Clearing memos:
Most recent memos
| Clearing Memo | Subject |
|---|---|
| #281 (PDF) July 8, 2026 | Fedwire Securities Service New Issuer – International Development Association (IDA) |
| #278 (PDF) Revised May 28, 2026 | Enhancing the Automated Claim Adjustment Process (ACAP) |
| #252 (PDF) Revised June 14, 2023 | Ginnie Mae Securities – New Mortgage-Backed Securities – Home Equity Conversion Mortgage MBS (HECM MBS) |
| #280 (PDF) Revised January 10, 2022 | Fedwire Securities Service New Issuer – Inter-American Investment Corporation (IDB Invest) |
| #279 (PDF) October 17, 2022 | Expansion of Book-Entry Services for the United States Treasury 4-Month Treasury Bill |
| #278 (PDF) Revised October 13, 2022 | Enhancing the Automated Claim Adjustment Process (ACAP) |
| #277 (PDF) November 2, 2021 | New CUSIP® root for United States Treasury bill |
| #276 (PDF) Revised December 21, 2022 | Shift Opening Time for Processing Securities Transfers to 8:30 a.m. ET |
| #275 (PDF) July 1, 2020 | Federal Home Loan Banks — Changes to Discount Note Principal Payments and Redemption Payout Increments |
| #250 (PDF) Revised July 1, 2020 | Implementation of Changes to Processing of Principal and Interest Payments and Redemptions |
| #274 (PDF) May 12, 2020 | U.S. Department of Treasury to Begin Issuing 20–Year Bonds |
2016 — 2019
| Clearing Memo | Subject |
|---|---|
| #273 (PDF) June 13, 2019 | New CUSIP® Root for United States Treasury note Securities |
| #272 (PDF) March 20, 2019 | Book-Entry Services for Federal Home Loan Mortgage Corporation (Freddie Mac) |
| #271 (PDF) September 20, 2018 | Expansion of Book-Entry Services for the United States Treasury – New 2-Month Treasury Bill |
| #270 (PDF) June 7, 2018 | Book-Entry Services for Federal Home Loan Mortgage Corporation (Freddie Mac) |
| #269 (PDF) May 10, 2018 | Book-Entry for Federal National Mortgage Association (Fannie Mae) |
| #268 (PDF) January 16, 2018 | New CUSIP® Root for United States Treasury note Corpus Securities |
| #267 (PDF) July 12, 2017 | Real-Time Processing of Strip and Reconstitution Requests and Expansion of Strip and Reconstitution Processing Hours |
| #266 (PDF) January 12, 2017 | Book-Entry Services for Federal Home Loan Mortgage Corporation (Freddie Mac) |
| #265 (PDF) September 14, 2016 | Securities Strip and Reconstitution Requests Using the Securities Transfer Reversal Type Code 2002 will be rejected |
| #264 (PDF) March 14, 2016 | Changes to Routing Transit Numbers used for Treasury Original Issue, Redemption, and Treasury Principal & Interest Processing |
2012 — 2015
| Clearing Memo | Subject |
|---|---|
| #263 (PDF) December 11, 2014 | Changes to Processing of Principal and Interest Payments and Redemptions for Tennessee Valley Authority (TVA) |
| #262 (PDF) October 4, 2013 | Expansion of Book-Entry Services for Federal Home Loan Mortgage Corporation (Freddie Mac) |
| #261 (PDF) September 6, 2013 | Expansion of Book-Entry Services for the United States Treasury |
2008 — 2011
| Clearing Memo | Subject |
|---|---|
| #260 (PDF) February 3, 2010 | Fedwire Securities Service New Issuer – North American Development Bank |
| #259 (PDF) Revised January 25, 2010 | Fedwire Securities Principal and Interest (P&I) Application Change – Request for Customers to Test and Notice of Deferred Delivery of the P&I Payments Notifications |
| #258 (PDF) April 23, 2009 | Expansion of Book-Entry Services for the International Finance Corporation |
| #257 (PDF) March 11, 2009 | Expansion of Book-Entry Services for Asian Development Bank |
2004 — 2007
| Clearing Memo | Subject |
|---|---|
| #256 (PDF) December 21, 2007 | Treasury Adopts a $100 Minimum Purchase Amount for All Marketable Securities *Deferred Implementation |
| #255 (PDF) November 1, 2007 | Federal Farm Credit Banks Funding Corporation (FFCB) – Changes to Principal and Interest Payment and Redemption Patterns |
| #254 (PDF) August 27, 2007 | Federal Home Loan Banks – Change to Discount Note Payment and Redemption Pattern |
| #253 (PDF) August 27, 2007 | Fannie Mae – Expansion of Book-Entry Services for a New Non Mortgage-Backed Security |
| #252 (PDF) August 1, 2007 | Ginnie Mae Securities – New Mortgage-Backed Securities – Home Equity Conversion Mortgage MBS (HECM MBS) |
| #251 (PDF) June 8, 2006 | Change to Claim Adjustment Settlement Time |
| #250 (PDF) May 17, 2006 | Implementation of Changes to Processing of Principal and Interest Payments and Redemptions |
| #249 (PDF) March 28, 2006 | Expansion of Book-Entry Services for the Federal Farm Credit Banks Funding Corporation (Farm Credit) |
| #248 (PDF) October 19, 2005 | Treasury Department Announcement – TreasuryDirect System |
| #247 (PDF) April 1, 2005 | Changes to Processing of Principal and Interest Payments and Redemptions |
| #246 (PDF) September 13, 2004 | Modification to securities eligible for Interim Accounting |
| #245 (PDF) July 1, 2004 | Expansion of Ginnie Mae Securities – STRIP Mortgage-Backed Securities |
| #244 (PDF) May 6, 2004 | Changes to Fedwire Securities Service Extension Requests (Revision to Clearing Memo # 190, Establishment of Firm Close for the Securities Transfer System) |
2000 — 2003
| Clearing Memo | Subject |
|---|---|
| #243 (PDF) December 15, 2003 | Final Payment on Repo Tracking Transactions (Revised 3/1/04) |
| #242 (PDF) October 20, 2003 | Expansion of Services: Fedwire Call Notices on the Federal Reserve Financial Services Web Site |
| #241 (PDF) June 9, 2003 | Joint Custody Withdrawal Surcharge |
| #239 (PDF) July 2, 2002 | Expansion of Book–Entry Services for Fannie Mae |
| #238 (PDF) June 20, 2002 | Unilateral Repo Adjustments |
| #237 (PDF) May 13, 2002 | Bilateral Repo Adjustments |
| #236 (PDF) March 11, 2002 | Additional Information on Repo Tracking and Interim Accounting (Revised 04/12/02) |
| #235 (PDF) March 6, 2002 | U.S. Department of Veteran Affairs Securities on the Fedwire Securities Service |
| #234 (PDF) January 7, 2002 | Ginnie Mae Securities — Construction Loans and Project Loans |
| #233 (PDF) January 7, 2002 | Ginnie Mae Securities — Single Family Bond Financed Pool Consolidation Program |
| #232 (PDF) January 7, 2002 | Ginnie Mae Securities — Graduated Payment Mortgage Securities |
| #231 (PDF) December 3, 2001 | Ginnie Mae Securities — Serial Notes |
| #230 (PDF) October 29, 2001 | Expansion of Book–Entry Services Provided for the Federal Home Loan Mortgage Corporation (Freddie Mac) |
| #229 (PDF) October 29, 2001 | Expansion of Book–Entry Services Provided for Fannie Mae |
| #228 (PDF) October 26, 2001 | Expansion of Book–Entry Services Provided for the Federal Home Loan Mortgage Corporation (Freddie Mac) (Revised August 11, 2014) |
| #227 (PDF) October 26, 2001 | Expansion of Book–Entry Services Provided for Fannie Mae |
| #226 (PDF) July 26, 2001 | Additional information on the New Functionality Available on the Fedwire System |
| #225 (PDF) June 29, 2001 | Ginnie Mae Securities on the Fedwire System (Revised March 8, 2004) |
| #224 (PDF) May 18, 2001 | Changes to Mortgage–Backed Principal and Interest Notifications |
| #223 (PDF) April 27, 2001 | Expansion of Book–Entry Services for Federal Home Loan Mortgage Corporation (Freddie Mac) |
| #222 (PDF) February 28, 2001 | Treasury changes in the Minimum and Multiple Par Amounts Required for Stripping Treasury Fixed–Principal Bonds and Notes |
| #221 (PDF) February 9, 2001 | Expansion of Services for the National Book–Entry System — Repo Tracking (Revised August 14, 2001) |
| #220 (PDF) February 9, 2001 | Expansion of Services for the National Book–Entry System — Interim Accounting (Revised August 14, 2001) |
| #219 (PDF) February 9, 2001 | Expansion of Services for the National Book–Entry System — Fail Tracking (Revised August 14, 2001) |
| #218 (PDF) December 21, 2000 | Expansion of Book–Entry Services Provided for Fannie Mae |
| #217 (PDF) November 2, 2000 | Minimum Denomination Change — Treasury STRIPS Interest Components for Inflation–Indexed Securities (TIINs)y |
| #215 (PDF) May 18, 2000 | Expansion of Book–Entry Services Provided for Fannie Mae |
| #214 (PDF) May 18, 2000 | Expansion of Book–Entry Services for the Federal Agricultural Mortgage Corporation (Farmer Mac) |
1990 — 1999
| Clearing Memo | Subject |
|---|---|
| #212 (PDF) February 25, 1999 | Fungible STRIPS for Treasury Inflation-Indexed Securities (TIIS) |
| #211 (PDF) November 23, 1998 | Book-Entry Services Provided for the Inter-American Development Bank (IADB) (Discount Notes in Book-Entry Form) |
| #209 (PDF) November 9, 1998 | Expansion of Book-Entry Services for the Federal Home Loan Banks (FHLB) (Further to CM# 208) |
| #208 (PDF) October 30, 1998 | Expansion of Book-Entry Services for the Federal Home Loan Banks (FHLB) (P&I 25th payment date) |
| #204 (PDF) May 19, 1997 | Expansion of Book-Entry Services for the Federal National Mortgage Association (P&I 18th payment date) |
| #203 (PDF) February 21, 1997 | Book-Entry Services Provided for the Federal Farm Credit Banks (Inflation-Indexed Bonds) |
| #198 (PDF) December 3 1996 | Stripping Inflation-Indexed Treasury Securities |
| #197 (PDF) October 25, 1996 | Book-Entry Services Provided for Treasury Department (Treasury) |
| #196 (PDF) May 31, 1996 | Book-Entry Services Provided for the Federal Agricultural Mortgage Corporation (FARMER MAC) – FFNT & FFDN |
| #193 (PDF) February 15, 1996 | Book-Entry Services Provided for the Federal Home Loan Mortgage Corporation |
| #192 (PDF) January 31, 1996 | Book-Entry Services Provided for the Federal National Mortgage Association |
| #189 (PDF) November 1, 1995 | Expansion of Book-Entry Services for the Federal Home Loan Mortgage Corporation |
| #184 (PDF) July 14, 1993 | Security Description change for optional principal redemption securities |
| #177 (PDF) December 17, 1992 | Expansion of book-entry services provided for World Bank (International Bank for Reconstruction and Development) to provide for the stripping and reconstituting of certain of their securities |
| #176 (PDF) September 21, 1992 | Expansion of book-entry services for Freddie Mac to begin issuing PC, REMIC, and STRIP securities backed by existing Ginnie Mae securities |
| #175 (PDF) July 27, 1992 | Expansion of book-entry services for Federal Farm Credit Bank to begin stripping and reconstituting their securities through the FRBNY |
| #173 (PDF) April 30, 1992 | Expansion of book-entry services for Federal Home Loan Mortgage Corp to begin stripping and reconstituting their securities through the FRBNY |
| #172 (PDF) February 4, 1992 | Expansion of book-entry services for Federal Home Loan Bank for stripping and reconstituting future issuance of Medium Term Consolidated Bonds (FHLB) and Optional Principal Redemption Consolidated Bonds (FHSF) |
| #171 (PDF) February 4, 1992 | Expansion of book-entry services for Tennessee Valley Authority (TVA) for stripping and reconstituting future issuance of bonds |
| #170 (PDF) November 8, 1991 | Book-entry services provided for the International Finance Corporation (IFC) |
| #169 (PDF) August 12, 1991 | Federal National Mortgage Association Stripped Mortgage-Backed Securities |
| #168 (PDF) July 29, 1991 | Expansion of book-entry services for Federal National Mortgage Association |
| #166 (PDF) January 28, 1991 | Book-entry securities provided for the Tennessee Valley Authority (TVA) |
| #165 (PDF) August 24, 1990 | Expansion of book-entry services for the Federal Home Loan Mortgage Corporation for Gold PCs and Gold Remics |
| #162 (PDF) May 7, 1990 | Expansion of book-entry services for the Federal National Mortgage Association for Multi-Currency securities (FNMC) |
| #161 (PDF) April 24, 1990 | Expansion of book-entry services for the Farm Credit Banks for Zero Coupon Bonds (FCZC) |
| #160 (PDF) March 8, 1990 | Expansion of book-entry services for the Federal National Mortgage Association to strip and reconstitute securities |
| #159 (PDF) February 7, 1990 | Expansion of book-entry services for the Federal National Mortgage Association and the Federal Home Loan Mortgage Association for Negative Amortized Securities (FNAR and FMAR) |
1980 — 1989
| Clearing Memo | Subject |
|---|---|
| #158 (PDF) October 17, 1989 | Book-entry services provided for the Resolution Funding Corporation to issue bonds eligible to be stripped and reconstituted (RFBD, RFPR and RFPC) |
| #157 (PDF) October 17, 1989 | Book-entry services provided for the Tennessee Valley Authority to issue bonds (TVBD) |
| #156 (PDF) August 31, 1989 | Expansion of book-entry services for the International Bank for Reconstitution for Global Bonds (WBGB) |
| #155 (PDF) August 25, 1989 | Expansion of book-entry services for the Federal Home Loan Mortgage Corporation for Fixed Rate Notes, Floating Rate Notes, Zero Coupon Notes and Amortizing Notes (FMNT, FMFR, FMZC and FMSF) |
| #151 (PDF) February 23, 1989 | Expansion of book-entry services for the Federal Home Loan Mortgage Corporation for Multiclass Manufactured Housing Participation Securities (FMHF) |
| #147 (PDF) November 8, 1988 | Expansion of book-entry services for the Federal Home Loan Mortgage Corporation for Floating Rate Debentures (FMFR) |
| #140 (PDF) June 21, 1988 | Expansion of book-entry services provided for the Federal Farm Credit Banks for Floating Rates Securities (FCFR) |
| #138 (PDF) March 31, 1988 | Expansion of book-entry services provided for the Federal Farm Credit Banks for Medium Term-Bonds (FCBD) |
| #137 (PDF) March 4, 1988 | Expansion of book-entry services for the Federal Home Loan Mortgage Association (REMIC) |
| #136 (PDF) February 29, 1988 | Expansion of book-entry services for the Federal National Mortgage Association for ADJUSTABLE RATE REMIC (FNRA) |
| #131 (PDF) November 12, 1987 | Expansion of book-entry services provided for the Federal Home Loan Banks for FLOATING RATE SECURITIES (FHFR) |
| #129 (PDF) September 24, 1987 | Expansion of book-entry services provided for the Federal National Mortgage Association (MEDIUM-TERM NOTE PROGRAM) |
| #124 (PDF) April 1, 1987 | Reconstitution of Treasury STRIPPED Securities in book-entry form |
| #123 (PDF) February 11, 1987 | Expansion of book-entry services provided for Student Loan Marketing Association (SLFR, SLZC, SLDN and SLNT) |
| #121 (PDF) January 9, 1987 | Expansion of book-entry services for the Federal National Mortgage Association (REMICS) |
| #107 (PDF) December 11, 1985 | Expansion of book-entry services for Federal Home Loan Mortgage Corporation (CMO’s) |
| #100 (PDF) January 22, 1985 | Treasury stripped Securities in Book-Entry Form |
| #91 (PDF) September 6, 1983 | Issuance of Discount Notes in Book-Entry form |
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