UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 13F Form 13F COVER PAGE Report for the Calendar Year or Quarter Ended: December 31, 2005 Check here if Amendment [ ]; Amendment Number: This Amendment (Check only one.): [ ] is a restatement. [ ] adds new holdings entries. Institutional Investment Manager Filing this Report: Name: The Bank of Nova Scotia Address: 40 King St. West Scotia Plaza 9th Floor Toronto, Ontario M5H 1H1 13F File Number: 28-11475 The institutional investment manager filing this report and the person by whom it is signed hereby represent that the person signing the report is authorized to submit it, that all information contained herein is true, correct and complete, and that it is understood that all required items, statements, schedules, lists, and tables, are considered integral parts of this form. Person Signing this Report on Behalf of Reporting Manager: Name: Maria Theofilaktidis Title: Vice President, Financial Accounting and Controls Phone: (416) 866-4269 Signature, Place, and Date of Signing: /s/ Maria Theofilaktidis Toronto, Ontario, Canada February 14, 2006 Report Type (Check only one.): [ ] 13F HOLDINGS REPORT. [ ] 13F NOTICE. [ X] 13F COMBINATION REPORT. List of Other Managers Reporting for this Manager: Form 13F File Number Name 28-11461 Scotia Capital Inc. 28-11460 Scotia Cassels Investment Counsel Ltd. 28-11459 Bank of Nova Scotia Trust Co. FORM 13F SUMMARY PAGE Report Summary: Number of Other Included Managers: 1 Form13F Information Table Entry Total: 137 Form13F Information Table Value Total: $14,686,931 (thousands) List of Other Included Managers: Provide a numbered list of the name(s) and Form 13F file number(s) of all institutional managers with respect to which this report is filed, other than the manager filing this report. No. 13F File Number Name 1 28-11472 BNS Investments Inc. FORM 13F INFORMATION TABLE VALUE SHARES/ SH/ PUT/ INVSTMT OTHER VOTING AUTHORITY NAME OF ISSUER TITLE OF CLASS CUSIP (x$1000) PRN AMT PRN CALL DSCRETN MANAGERS SOLE SHARED NONE ------------------------------ ---------------- --------- -------- -------- --- ---- ------- ------------ -------- -------- -------- 3M CO COM 88579Y101 1135 14645 SH Defined 14645 ABITIBI-CONSOLIDATED INC COM 003924107 28111 7015732 SH Sole 7015732 AGRIUM INC COM 008916108 5383 244355 SH Sole 244355 ALCAN INC COM 013716105 99249 2416823 SH Sole 2416823 ALCOA INC COM 013817101 399 13495 SH Defined 13495 ALTRIA GROUP INC COM 02209S103 1020 13645 SH Defined 13645 AMERICAN EXPRESS CO COM 025816109 695 13495 SH Defined 13495 AMERICAN INTL GROUP INC COM 026874107 921 13495 SH Defined 13495 ANHEUSER BUSCH COS INC COM 035229103 3222 75000 SH Sole 75000 AT&T INC COM 00206R102 7833 319855 SH Sole 319855 AT&T INC COM 00206R102 330 13495 SH Defined 13495 ATI TECHNOLOGIES INC COM 001941103 6725 394995 SH Sole 394995 AVAYA INC COM 053499109 1067 100000 SH Sole 100000 BANK MONTREAL QUE COM 063671101 1222732 21877495 SH Sole 21877495 BANK OF AMERICA CORPORATION COM 060505104 9230 200000 SH Sole 200000 BARRICK GOLD CORP COM 067901108 96531 3463906 SH Sole 3463906 BCE INC COM 05534B109 16775 700000 SH Defined 1 700000 BCE INC COM 05534B109 955277 39863185 SH Sole 39863185 BIOVAIL CORP COM 09067J109 5406 228369 SH Sole 228369 BOEING CO COM 097023105 948 13495 SH Defined 13495 BROOKFIELD ASSET MGMT INC CL A LTD VT SH 112585104 590850 11724241 SH Sole 11724241 BROOKFIELD PPTYS CORP COM 112900105 1263 42690 SH Sole 42690 CAE INC COM 124765108 16113 2199457 SH Sole 2199457 CAMECO CORP COM 13321L108 33565 529008 SH Sole 529008 CANADIAN NAT RES LTD COM 136385101 185732 3748149 SH Sole 3748149 CANADIAN NATL RY CO COM 136375102 305188 3810760 SH Sole 3810760 CANADIAN PAC RY LTD COM 13645T100 37026 884037 SH Sole 884037 CATERPILLAR INC DEL COM 149123101 768 13290 SH Defined 13290 CDN IMPERIAL BK OF COMMERCE COM 136069101 987862 15035781 SH Sole 15035781 CELESTICA INC SUB VTG SHS 15101Q108 3271 308275 SH Sole 308275 CHC HELICOPTER CORP CL A SUB VTG 12541C203 27475 1170000 SH Sole 1170000 CISCO SYS INC COM 17275R102 349 20000 SH Defined 20000 CISCO SYS INC COM 17275R102 1712 100000 SH Sole 100000 CITIGROUP INC COM 172967101 675 13880 SH Defined 13880 CITIGROUP INC COM 172967101 4853 100000 SH Sole 100000 COCA COLA CO COM 191216100 544 13495 SH Defined 13495 COCA COLA CO COM 191216100 11287 280000 SH Sole 280000 COGNOS INC COM 19244C109 4997 143322 SH Sole 143322 COMCAST CORP NEW CL A 20030N101 3471 133927 SH Sole 133927 CONCUR TECHNOLOGIES INC COM 206708109 190 14709 SH Sole 14709 COTT CORP QUE COM 22163N106 1520 102639 SH Sole 102639 CVS CORP COM 126650100 5284 200000 SH Sole 200000 DISNEY WALT CO COM DISNEY 254687106 324 13495 SH Defined 13495 DOLLAR TREE STORES INC COM 256747106 9576 400000 SH Sole 400000 DOMTAR INC COM 257561100 3336 578232 SH Sole 578232 DORAL FINL CORP COM 25811P100 2650 250000 SH Sole 250000 DU PONT E I DE NEMOURS & CO COM 263534109 574 13495 SH Defined 13495 ENBRIDGE INC COM 29250N105 472629 15125715 SH Sole 15125715 ENCANA CORP COM 292505104 290862 6435915 SH Sole 6435915 EXXON MOBIL CORP COM 30231G102 16851 300000 SH Sole 300000 EXXON MOBIL CORP COM 30231G102 767 13645 SH Defined 13645 FAIRFAX FINL HLDGS LTD SUB VTG 303901102 20979 145234 SH Sole 145234 FAIRMONT HOTELS RESORTS INC COM 305204109 23286 550551 SH Sole 550551 FALCONBRIDGE LTD NEW 2005 COM 306104100 402647 13573267 SH Sole 13573267 GATEWAY INC COM 367626108 753 300000 SH Sole 300000 GENERAL ELECTRIC CO COM 369604103 829 23495 SH Defined 23495 GENERAL MTRS CORP COM 370442105 262 13495 SH Defined 13495 GENTEK INC COM NEW 37245X203 595 33289 SH Sole 33289 GOLDCORP INC NEW COM 380956409 10819 485788 SH Sole 485788 HEWLETT PACKARD CO COM 428236103 521 18058 SH Defined 18058 HOME DEPOT INC COM 437076102 546 13495 SH Defined 13495 HONEYWELL INTL INC COM 438516106 503 13495 SH Defined 13495 IMPERIAL OIL LTD COM NEW 453038408 301330 3036541 SH Sole 3036541 INCO LTD COM 453258402 12984 299000 SH Sole 299000 INTEL CORP COM 458140100 337 14495 SH Defined 14495 INTERNATIONAL BUSINESS MACHS COM 459200101 1157 14045 SH Defined 14045 INTERNATIONAL BUSINESS MACHS COM 459200101 16440 200000 SH Sole 200000 INTERNATIONAL RECTIFIER CORP COM 460254105 3190 100000 SH Sole 100000 INTEROIL CORP COM 460951106 2891 107400 SH Sole 107400 INTRAWEST CORPORATION COM NEW 460915200 6902 240844 SH Sole 240844 IPSCO INC COM 462622101 6653 80000 SH Sole 80000 ISHARES INC MSCI JAPAN 464286848 6084 450000 SH Sole 450000 ISHARES TR DJ US REAL EST 464287739 1371 21360 SH Sole 21360 ISHARES TR MSCI EAFE IDX 464287465 1480 24880 SH Sole 24880 ISHARES TR MSCI EMERG MKT 464287234 510 5780 SH Sole 5780 JOHNSON & JOHNSON COM 478160104 820 13495 SH Defined 13495 JP MORGAN CHASE & CO COM 46625H100 536 13495 SH Defined 13495 KINROSS GOLD CORP COM NO PAR 496902404 4567 494579 SH Sole 494579 MAGNA INTL INC CL A 559222401 219661 3041267 SH Sole 3041267 MANULIFE FINL CORP COM 56501R106 1039660 17710920 SH Sole 17710920 MCDONALDS CORP COM 580135101 455 13495 SH Defined 13495 MDS INC COM 55269P302 7383 426974 SH Sole 426974 MERCK & CO INC COM 589331107 429 13495 SH Defined 13495 MERCK & CO INC COM 589331107 21770 684400 SH Sole 684400 MERRILL LYNCH & CO INC COM 590188108 6773 100000 SH Sole 100000 METHANEX CORP COM 59151K108 7518 399998 SH Sole 399998 MI DEVS INC CL A SUB VTG 55304X104 33276 965562 SH Sole 965562 MICROSOFT CORP COM 594918104 491 18495 SH Defined 18495 MICROSOFT CORP COM 594918104 10460 400000 SH Sole 400000 MOLSON COORS BREWING CO CL B 60871R209 5112 76667 SH Sole 76667 NEXEN INC COM 65334H102 68921 1446324 SH Sole 1446324 NISOURCE INC COM 65473P105 6258 300000 SH Sole 300000 NOKIA CORP SPONSORED ADR 654902204 1830 100000 SH Sole 100000 NORTEL NETWORKS CORP NEW COM 656568102 20746 6796646 SH Sole 6796646 NORTEL NETWORKS CORP NEW NOTE 4.250% 9/0 656568AB8 1433 1500000 PRN Defined 1 1500000 NOVA CHEMICALS CORP COM 66977W109 16537 1795543 SH Sole 1795543 NOVELIS INC COM 67000X106 11449 545918 SH Sole 545918 ORBITAL SCIENCES CORP COM 685564106 186 14500 SH Defined 1 14500 PETRO-CDA COM 71644E102 124689 3108555 SH Sole 3108555 PFIZER INC COM 717081103 315 13495 SH Defined 13495 PFIZER INC COM 717081103 18073 775000 SH Sole 775000 PHARMACEUTICAL HLDRS TR DEPOSITRY RCPT 71712A206 6966 100000 SH Sole 100000 PITNEY BOWES INC COM 724479100 8475 200600 SH Sole 200600 PLACER DOME INC COM 725906101 30081 1314217 SH Sole 1314217 POTASH CORP SASK INC COM 73755L107 30602 382273 SH Sole 382273 PROCTER & GAMBLE CO COM 742718109 839 14495 SH Defined 14495 PROGRESS ENERGY INC COM 743263105 9180 209000 SH Sole 209000 QUEBECOR WORLD INC COM NON-VTG 748203106 17748 1313043 SH Sole 1313043 QWEST COMMUNICATIONS INTL IN COM 749121109 1130 200000 SH Sole 200000 RESEARCH IN MOTION LTD COM 760975102 19285 292216 SH Sole 292216 ROGERS COMMUNICATIONS INC CL B 775109200 10814 255633 SH Sole 255633 ROYAL BK CDA MONTREAL QUE COM 780087102 2316927 29672792 SH Sole 29672792 SCHERING PLOUGH CORP COM 806605101 16684 800200 SH Sole 800200 SHAW COMMUNICATIONS INC CL B CONV 82028K200 6996 322478 SH Sole 322478 SLM CORP COM 78442P106 15701 285300 SH Sole 285300 SPDR TR UNIT SER 1 78462F103 1465 11770 SH Sole 11770 SUN LIFE FINL INC COM 866796105 604173 15036451 SH Sole 15036451 SUNCOR ENERGY INC COM 867229106 139590 2214174 SH Sole 2214174 TALISMAN ENERGY INC COM 87425E103 418427 7899855 SH Sole 7899855 TELUS CORP NON-VTG SHS 87971M202 334407 2204634 SH Sole 2204634 THOMSON CORP COM 884903105 291018 8533888 SH Sole 8533888 TIDEWATER INC COM 886423102 3650 82100 SH Sole 82100 TORONTO DOMINION BK ONT COM NEW 891160509 1584269 30140767 SH Sole 30140767 TRANSALTA CORP COM 89346D107 51345 2350000 SH Defined 1 2350000 TRANSALTA CORP COM 89346D107 104309 4774137 SH Sole 4774137 TRANSCANADA CORP COM 89353D107 38604 1225000 SH Defined 1 1225000 TRANSCANADA CORP COM 89353D107 629804 19985327 SH Sole 19985327 UNITED TECHNOLOGIES CORP COM 913017109 782 13990 SH Defined 13990 UST INC COM 902911106 12249 300000 SH Sole 300000 VERIZON COMMUNICATIONS COM 92343V104 12801 425000 SH Sole 425000 VERIZON COMMUNICATIONS COM 92343V104 481 13495 SH Defined 13495 WACHOVIA CORP 2ND NEW COM 929903102 1322 25000 SH Sole 25000 WAL MART STORES INC COM 931142103 639 13645 SH Defined 13645 WAL MART STORES INC COM 931142103 5850 125000 SH Sole 125000 WASHINGTON MUT INC COM 939322103 4350 100000 SH Sole 100000 WEIGHT WATCHERS INTL INC NEW COM 948626106 16482 319534 SH Defined 1 319534 ZALE CORP NEW COM 988858106 2516 100000 SH Sole 100000