2024-11-13T12:33:39-06:00 2023-12-31 ERNST & YOUNG US LLP 2100 ONE PPG PLACE PITTSBURGH PA 15222 990 2023-01-01 133913427 Keyspan Corp Life Ins Master Trust For Mgmt Employees % THE BANK OF NEW YORK MELLON KEYS 4122342242 C/O THE BNYM PO BOX 535007 PITTSBURGH PA 152535007 Shelly Paletta VP, BNYM, AS TRUSTEE 4122342242 2024-11-13 true MORGAN EADS P01866614 4126447800 2024-11-12 2023 2024-10-15 13:58:12Z THE BANK OF NEW YORK MELLON PO BOX 535007 PITTSBURGH PA 152535007 102169235 false X N/A X 1994 NY PROVIDE BENEFITS TO ELIGIBLE MEMBERS 1 0 0 0 0 0 0 0 0 1502100 1639015 46207927 0 0 1639015 47710027 0 0 2981785 5550337 13054 11071 0 0 0 105414 165939 3100253 5727347 -1461238 41982680 17449833 95223431 13947 2554752 17435886 92668679 PROVIDE BENEFITS TO ELIGIBLE MEMBERS false false TO PROVIDE BENEFITS TO ELIGIBLE MEMBERS false false false false false false false false false false true false false false false false false false false false false false false false false false false false false false false false false false false false false false false false true false false true 0 0 0 false false false false false false false false X 1 0 false false false false false false false false false false false true false false false false false false X THE BANK OF NEW YORK MELLON 4122342242 PO BOX 535007 PITTSBURGH PA 152535007 X THE BANK OF NEW YORK MELLON TRUSTEE (SEE SCHEDULE O) 0.0 0.0 X 11071 0 0 11071 0 0 0 false false false 0 0 EMPLOYER CONTRIBUTIONS 525100 1502100 1502100 1502100 290058 290058 0 0 0 0 0 100377077 54459208 45917869 45917869 45917869 0 0 0 0 0 0 0 0 0 0 47710027 1502100 46207927 0 0 0 5550337 11071 0 0 0 0 0 0 44869 53550 0 0 32277 35243 0 0 0 0 0 0 0 0 0 0 0 0 5727347 X 0 7002 0 0 0 0 10714 1640249 0 0 0 0 0 0 0 0 0 0 0 0 9056388 45543824 8382731 48032356 0 0 0 0 0 0 17449833 95223431 13947 2554752 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 13947 2554752 X 17435886 92668679 0 0 0 0 17435886 92668679 17449833 95223431 X 41982680 33250113 X X false false false COMMON/COLLECTIVE TRUST 46449047 C LIMITED PARTNERSHIP INV 649744 C CORPORATE DEBT INSTRUMENTS 1263 C US GOVERNMENT SECURITIES 932302 C 48032356 FORM 990, PART VI, SECTION, A LINES 1A & B THE BANK OF NEW YORK MELLON SERVES AS THE SOLE DIRECTED TRUSTEE OF THIS TRUST. THE PLAN SPONSOR IS NATIONAL GRID USA SERVICE COMPANY INC. THE TRUST IS ADMINISTERED BY THE KEYSPAN CORP'S BOARD OF DIRECTORS IN ACCORDANCE WITH THE TERMS OF THE TRUST AGREEMENT. AS SUCH, THE TRUST DOES NOT HAVE A GOVERNING BODY THAT EXERCISES DISCRETION. FORM 990, PART VI, SECTION B, LINE 11B PROVIDED TO PLAN SPONSOR FOR THEIR REVIEW PRIOR TO FILING. FORM 990, PART VI, SECTIONS A & B, LINES 8, 12-15 THIS QUESTION IS NOT APPLICABLE TO THE TRUST. ADDITIONALLY, THE TRUST DOES NOT HAVE ANY EMPLOYEES. THEREFORE, NO PROCESSES RELATED TO EMPLOYEE COMPENSATION ARE IN PLACE. FORM 990, PART VI, SECTION C, LINE 19 AS A 501(C)(9) ORGANIZATION THE TRUST IS NOT REQUIRED TO MAKE THE DOCUMENTS REFERENCED IN QUESTION 19 AVAILABLE TO THE GENERAL PUBLIC. FORM 990, PART VII, SECTION A, LINE 1A, COLUMN (B) AVERAGE HOURS PER WEEK DEVOTED TO POSITION: AS TRUSTEE, THE BANK OF NEW YORK MELLON PROVIDES ADMINISTRATIVE SERVICES SUCH AS ACTING AS INVESTMENT MANAGER FOR KEYSPAN CORP LIFE INS MASTER TRUST FOR MGMT EMPLOYEES. THESE SERVICES REQUIRE NUMEROUS INDIVIDUAL BANK EMPLOYEES' INVOLVEMENT IN THE ACTIVITIES OF THE ORGANIZATION AND THUS CANNOT BE QUANTIFIED ON AN HOURLY BASIS. THEREFORE, THE TRUSTEE FEES ARE NOT BASED UPON AN HOURLY BASIS, BUT ARE CALCULATED BASED UPON FACTORS SUCH AS THE MARKET VALUE OF THE ACCOUNT IN ACCORDANCE WITH THE BANK OF NEW YORK MELLON'S AGREEMENT WITH NATIONAL GRID USA SERVICE COMPANY INC. FORM 990, PART XI, LINE 9 OTHER CHANGES IN NET ASSETS OR FUND BALANCES RECEIPT OF NET ASSETS FROM GRANITE STATE ELECTRIC CO P/B/T FOR NON REP (NIAGARA MOHAWK NON-REP LIFE) 13-3751306 $33,250,113 FORM 990, PART XII, LINE 1 MODIFIED CASH BASIS NATIONAL GRID USA SERVICE COMPANY INC 40 SYLVAN ROAD WALTHAM MA 02451 041663150 electricity/gama MA NA C CORP false false false false false false false false false false false false false false false false false false false true