What to do when a Northwestern Mutual Investment Services account holder dies
Contact Northwestern Mutual Investment Services — 7-step process, 8 required documents, and northwestern mutual does not publish a settlement timeline for investment accounts. a tod or named-beneficiary account moves fastest because no court paperwork is needed; an account with no designation waits on letters testamentary. physical certificates add the longest delay, since they must be re-registered at pershing in jersey city before anything can be sold.
Northwestern Mutual Investment Services
Subsidiary of The Northwestern Mutual Life Insurance Company
northwesternmutual.com/investments→
Investment Client Services
Phone1-866-950-4644
Toll-Free1-866-950-4644
Mailing Address
Non-investment materials and account paperwork: Northwestern Mutual, P.O. Box 2958, Milwaukee, WI 53201. Investment CHECKS go to the clearing firm (include the Pershing account number on the face of the check): non-retirement, regular mail — Pershing LLC, P.O. Box 382121, Pittsburgh, PA 15250-8121; rollover/IRA contribution checks, regular mail — Pershing LLC, P.O. Box 382084, Pittsburgh, PA 15250-8084.
NMIS Online help desk (nmis.netxinvestor.com), option 3, 7:30am-5:00pm CT
Corporate headquarters
WebsiteLearn more→
Investment Client Services
Phone1-866-950-4644
Toll-Free1-866-950-4644
Mailing Address
Non-investment materials and account paperwork: Northwestern Mutual, P.O. Box 2958, Milwaukee, WI 53201. Investment CHECKS go to the clearing firm (include the Pershing account number on the face of the check): non-retirement, regular mail — Pershing LLC, P.O. Box 382121, Pittsburgh, PA 15250-8121; rollover/IRA contribution checks, regular mail — Pershing LLC, P.O. Box 382084, Pittsburgh, PA 15250-8084.
NMIS Online help desk (nmis.netxinvestor.com), option 3, 7:30am-5:00pm CT
Corporate headquarters
WebsiteLearn more→
Investment Client Services (deceased account holder)
Phone1-866-950-4644
Toll-Free1-866-950-4644
Mailing Address
Account paperwork and death certificates: Northwestern Mutual, P.O. Box 2958, Milwaukee, WI 53201. Physical stock and bond certificates: Pershing LLC, Attn: Security Receive Dept, One Pershing Plaza, Jersey City, NJ 07399. Book-entry re-registration: Attn: Legal Transfers, 720 E Wisconsin Ave, Milwaukee, WI 53202.
Insurance and annuity death claims (life company, separate process)
Coverage search / lost policy at the life company
WebsiteNotify online→
Verified Jul 2026
What happens to Northwestern Mutual Investment Services investment accounts after the account holder dies depends on how each account was titled. Beneficiary-designated and trust-owned accounts transfer directly. Accounts in the deceased's name alone go through the estate, and the executor or administrator works with Northwestern Mutual Investment Services's Investment Client Services (deceased account holder) (1-866-950-4644) to claim the funds.
The claim process can be initiated by phone at 1-866-950-4644 or by sending documentation to LifeBenefits@Northwesternmutual.com. Have the account holder's full name, account numbers, and a certified death certificate available when making initial contact.
Death claim process
The death claim process at Northwestern Mutual Investment Services works as follows:
Filing a claim
1
Notify NMIS through the deceased's financial representative or Investment Client Services at (866) 950-4644. Reporting the death to the life company does not settle the investment accounts.
2
ESTABLISH HOW EACH ACCOUNT PASSES BEFORE GATHERING PAPERWORK — the three cases need completely different documents:
- TAXABLE ACCOUNT WITH A TOD REGISTRATION: passes to the named beneficiary outside probate. The beneficiary provides a certified death certificate and identification; no Letters Testamentary are needed. The positions are re-registered in kind into an account for the beneficiary.
- IRA WITH A NAMED BENEFICIARY: also passes outside probate, but into an INHERITED IRA, not a regular account — the tax treatment (and the 10-year distribution clock under the SECURE Act) rides on it being set up correctly as an inherited IRA rather than distributed in cash. Say the words "inherited IRA" on the call. Never have the IRA paid to the estate if a beneficiary is named.
- TAXABLE ACCOUNT WITH NO TOD AND NO SURVIVING JOINT OWNER: this is a probate asset. NMIS will require Letters Testamentary or Letters of Administration before it will speak to anyone about it or move anything, and the assets go to the estate account, not to an heir directly.
3
A JOINT ACCOUNT with rights of survivorship needs no claim at all — it passes to the survivor by operation of law. The survivor sends a death certificate so the account can be re-registered into their sole name.
4
ASK WHETHER ANY POSITIONS ARE PHYSICAL CERTIFICATES. This is the NMIS-specific trap and it costs real money:
- A certificate that needs legal documents to make it negotiable is what NMIS calls a "legal deposit." Its fee schedule defines them as "certificates that require legal documents (death certificate, corporate resolution, etc.) to render it negotiable" — which is exactly what a decedent's certificate is.
- The published Legal Deposit Fee is $60.00 PER CUSIP. An estate holding certificates in a dozen companies pays it a dozen times.
- The certificates must be re-registered before they can be sold or transferred. Mail them to Pershing LLC, Attn: Security Receive Dept, One Pershing Plaza, Jersey City, NJ 07399.
5
CHECK FOR BROKERED CDs. NMIS's Guide to Brokerage Services gives the estate a right most heirs never exercise:
- "In the event of death or the adjudication of incompetence of the sole beneficial owner of a CD, early withdrawal may be permitted without penalty."
- It is all or nothing — "withdrawal of a portion of the owner's interest will not be permitted" — and "written verification acceptable to the issuer will be required."
- Inflation-linked CDs "typically contain an estate feature, which may afford heirs the opportunity to redeem at par prior to maturity," which is worth real money if the CD is trading below par.
- A CD inside an IRA does NOT get early withdrawal just because the beneficiary must begin taking required distributions.
6
IF THE HEIRS ARE MOVING THE ASSETS TO ANOTHER FIRM, know the two numbers before they start:
- The receiving firm needs Pershing's DTC participant number, 0443, to pull the assets by ACATS — NMIS itself is not the custodian and its own name will not route the transfer.
- NMIS charges a published Closing/Transfer Out Fee of $125.00. Incoming and outgoing account transfers also carry whatever fee the transfer agent imposes.
7
Confirm cost basis before anything is sold. Inherited taxable positions generally receive a step-up in basis to the date-of-death value; selling before the custodian has stepped up the basis on its books creates a phantom gain that has to be corrected at tax time. This does not apply to IRAs, which have no step-up.
Required Documents
- Certified copy of the death certificate
- Government-issued photo ID for the beneficiary, successor trustee, or personal representative
- The account number, or the NetXInvestor login the deceased used at nmis.netxinvestor.com
- Letters Testamentary or Letters of Administration — required for any account with NO TOD registration, no named beneficiary, and no surviving joint owner
- Certificate of Trust and successor trustee identification, where a trust owns the account or is the named beneficiary
- Inherited IRA application, where an IRA passes to a named beneficiary
- Physical stock or bond certificates, where the estate holds any (subject to the $60-per-CUSIP legal deposit fee)
- Written verification acceptable to the CD issuer, where a brokered CD is being redeemed early under the estate feature
Claims Contact
What to know at this institution
The most important thing to understand about settling an NMIS account is that NMIS does not hold the assets. Northwestern Mutual's broker-dealer disclosure names Pershing LLC (DTCC # 0443, One Pershing Plaza, Jersey City, NJ 07399) as its clearing agent, and its fee schedule is headed "Account Fees - Non-IRA & IRA Accounts with Northwestern Mutual Wealth Management Company as Custodian." That is why the client portal is Pershing's NetXInvestor (nmis.netxinvestor.com), why an inbound ACATS transfer to another firm needs DTC 0443 rather than an NMIS identifier, and why physical certificates travel to New Jersey while paperwork goes to Milwaukee. Neither NMIS nor Pershing publishes retail estate forms — Pershing distributes forms through its introducing broker-dealers, so the operative paperwork always comes from the Northwestern Mutual financial representative. Three published fees bear directly on an estate: the Legal Deposit Fee of $60.00 per CUSIP for certificates needing a death certificate to make them negotiable, the Closing/Transfer Out Fee of $125.00 when heirs move the account to another firm, and transfer-agent fees on incoming and outgoing account transfers. Insurance policies and annuity contracts do not settle here at all — those go through the life company's Report of Insured's Death process (see the Northwestern Mutual record).
Prepare your letter of instruction to Northwestern Mutual Investment Services
Northwestern Mutual Investment Services asks for a letter of instruction alongside its claim form. We prepare a transmittal cover letter and the enclosure checklist Northwestern Mutual Investment Services requires.
Build your letter of instructionProcessing timelines at Northwestern Mutual Investment Services: Northwestern Mutual does not publish a settlement timeline for investment accounts. A TOD or named-beneficiary account moves fastest because no court paperwork is needed; an account with no designation waits on Letters Testamentary. Physical certificates add the longest delay, since they must be re-registered at Pershing in Jersey City before anything can be sold. Incomplete documentation is the most common cause of delays—submitting all required documents with the initial claim helps avoid additional processing time.
Northwestern Mutual Investment Services requires several documents to process a claim, including Certified copy of the death certificate, Government-issued photo ID for the beneficiary, successor trustee, or personal representative, and The account number, or the NetXInvestor login the deceased used at nmis.netxinvestor.com, and additional documentation depending on the account type. Certified copies are typically needed—photocopies are generally not accepted for death certificates or court documents.
Frequently asked questions
There isn't one to download. The phrase "transfer on death" does not appear anywhere on northwesternmutual.com, and the company publishes no TOD or IRA beneficiary form on its public site. Its clearing firm does not fill the gap either — Pershing distributes forms through its introducing broker-dealers rather than to retail clients. The paperwork exists, but it comes from a person: your Northwestern Mutual financial representative, or Investment Client Services at (866) 950-4644 (Monday-Friday, 7am-6pm CT), who will send you the right designation form to sign and return. This representative-centric model is the single biggest practical difference between Northwestern Mutual and a self-service brokerage, and it means a TOD registration cannot be added over a weekend. Do not assume a designation is in place because you meant to add one — call and confirm what is actually on the account.
Yes, and it has a published price. NMIS calls a certificate that needs legal documents to make it negotiable a "legal deposit" — its fee schedule defines them as "certificates that require legal documents (death certificate, corporate resolution, etc.) to render it negotiable," which is precisely what a deceased owner's certificate is. The certificates must be re-registered before they can be sold or transferred, and the Legal Deposit Fee is $60.00 PER CUSIP. An estate holding certificates in ten different companies pays it ten times. The certificates go to the clearing firm, not to Milwaukee: Pershing LLC, Attn: Security Receive Dept, One Pershing Plaza, Jersey City, NJ 07399. Ask Investment Client Services at (866) 950-4644 early whether any positions are held in certificate form rather than book entry — this is the item most likely to stall an otherwise straightforward account settlement.
Probably not. NMIS's Guide to Brokerage Services states that "in the event of death or the adjudication of incompetence of the sole beneficial owner of a CD, early withdrawal may be permitted without penalty" — the estate feature, sometimes called a survivor's option. Two conditions apply: it is all or nothing, because "withdrawal of a portion of the owner's interest will not be permitted," and "written verification acceptable to the issuer will be required," which in practice means the death certificate and proof of your authority. NMIS also notes that inflation-linked CDs "typically contain an estate feature, which may afford heirs the opportunity to redeem at par prior to maturity" — which is worth real money if the CD would otherwise have to be sold on the secondary market below par. One limit: a CD held inside an IRA is NOT eligible for early withdrawal merely because the beneficiary has to start taking required distributions.
Northwestern Mutual Investment Services's Investment Client Services (deceased account holder) can be reached by phone at 1-866-950-4644 and email at LifeBenefits@Northwesternmutual.com for questions throughout the claims process.
When the deceased had multiple Northwestern Mutual Investment Services investment accounts, some may need separate claims while others can be handled together. The Investment Client Services (deceased account holder) can clarify what's needed for each account type.
Sources
Data sourced from Northwestern Mutual Investment Services primary sources (12 pages reviewed). How we research.
Northwestern Mutual Investment Services
Subsidiary of The Northwestern Mutual Life Insurance Company
northwesternmutual.com/investments→Investment Client Services
Phone1-866-950-4644
Toll-Free1-866-950-4644
Mailing Address
Non-investment materials and account paperwork: Northwestern Mutual, P.O. Box 2958, Milwaukee, WI 53201. Investment CHECKS go to the clearing firm (include the Pershing account number on the face of the check): non-retirement, regular mail — Pershing LLC, P.O. Box 382121, Pittsburgh, PA 15250-8121; rollover/IRA contribution checks, regular mail — Pershing LLC, P.O. Box 382084, Pittsburgh, PA 15250-8084.
NMIS Online help desk (nmis.netxinvestor.com), option 3, 7:30am-5:00pm CT
Corporate headquarters
WebsiteLearn more→
Investment Client Services
Phone1-866-950-4644
Toll-Free1-866-950-4644
Mailing Address
Non-investment materials and account paperwork: Northwestern Mutual, P.O. Box 2958, Milwaukee, WI 53201. Investment CHECKS go to the clearing firm (include the Pershing account number on the face of the check): non-retirement, regular mail — Pershing LLC, P.O. Box 382121, Pittsburgh, PA 15250-8121; rollover/IRA contribution checks, regular mail — Pershing LLC, P.O. Box 382084, Pittsburgh, PA 15250-8084.
NMIS Online help desk (nmis.netxinvestor.com), option 3, 7:30am-5:00pm CT
Corporate headquarters
WebsiteLearn more→
Investment Client Services (deceased account holder)
Phone1-866-950-4644
Toll-Free1-866-950-4644
Mailing Address
Account paperwork and death certificates: Northwestern Mutual, P.O. Box 2958, Milwaukee, WI 53201. Physical stock and bond certificates: Pershing LLC, Attn: Security Receive Dept, One Pershing Plaza, Jersey City, NJ 07399. Book-entry re-registration: Attn: Legal Transfers, 720 E Wisconsin Ave, Milwaukee, WI 53202.
Insurance and annuity death claims (life company, separate process)
Coverage search / lost policy at the life company
WebsiteNotify online→
Verified Jul 2026
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