Document Format Files
| Seq | Description | Document | Type | Size |
|---|---|---|---|---|
| 1 | FORM 20-F | d360489d20f.htm | 20-F | 6784770 |
| 2 | AMENDED AND RESTATED TRUST DEED DATED 22 FEBRUARY 2012 | d360489dex2b3.htm | EX-2.B.3 | 690619 |
| 3 | AMENDED AND RESTATED TRUST DEED DATED 21 DECEMBER 2011 | d360489dex2b4.htm | EX-2.B.4 | 733652 |
| 4 | AMENDED AND RESTATED TRUST DEED DATED 2 AUGUST 2011 | d360489dex2b5.htm | EX-2.B.5 | 790361 |
| 5 | LETTER OF APPOINTMENT - SIR PETER GERSHON | d360489dex4c10.htm | EX-4.C.10 | 67923 |
| 6 | LETTER OF APPOINTMENT - PAUL GOLBY | d360489dex4c11.htm | EX-4.C.11 | 33951 |
| 7 | LETTER OF APPOINTMENT - RUTH KELLY | d360489dex4c14.htm | EX-4.C.14 | 33197 |
| 8 | LIST OF SUBSIDIARIES | d360489dex8.htm | EX-8 | 256967 |
| 9 | CERTIFICATION OF STEVE HOLLIDAY PURSUANT TO RULE 13A-14(A) OF THE EXCHANGE ACT | d360489dex121.htm | EX-12.1 | 9272 |
| 10 | CERTIFICATION OF ANDREW BONFIELD PURSUANT TO RULE 13A-14(A) OF THE EXCHANGE ACT | d360489dex122.htm | EX-12.2 | 9279 |
| 11 | CERTIFICATION OF STEVE HOLLIDAY AND ANDREW BONFIELD PURSUANT TO RULE 13A-14(B) | d360489dex131.htm | EX-13.1 | 3001 |
| 12 | CONSENT OF PRICEWATERHOUSECOOPERS LLP | d360489dex15.htm | EX-15 | 1675 |
| 13 | GRAPHIC | g36048930.jpg | GRAPHIC | 67140 |
| 14 | GRAPHIC | g360489ar_850.jpg | GRAPHIC | 25890 |
| 15 | GRAPHIC | g360489ar_pg067.jpg | GRAPHIC | 2820 |
| 16 | GRAPHIC | g360489ar_pg069.jpg | GRAPHIC | 2479 |
| 17 | GRAPHIC | g360489ar_pg088a.jpg | GRAPHIC | 20986 |
| 18 | GRAPHIC | g360489ar_pg088b.jpg | GRAPHIC | 18687 |
| 19 | GRAPHIC | g360489ar_pg088c.jpg | GRAPHIC | 22732 |
| 20 | GRAPHIC | g360489ar_pg198a1.jpg | GRAPHIC | 14928 |
| 21 | GRAPHIC | g360489ar_pg198b1.jpg | GRAPHIC | 11735 |
| 22 | GRAPHIC | g360489arfold01.jpg | GRAPHIC | 7418 |
| 23 | GRAPHIC | g360489arfold025.jpg | GRAPHIC | 12501 |
| 24 | GRAPHIC | g360489arfold027.jpg | GRAPHIC | 12536 |
| 25 | GRAPHIC | g360489arfold029.jpg | GRAPHIC | 7579 |
| 26 | GRAPHIC | g360489arfold03.jpg | GRAPHIC | 9428 |
| 27 | GRAPHIC | g360489arfold031.jpg | GRAPHIC | 11875 |
| 28 | GRAPHIC | g360489arfold033.jpg | GRAPHIC | 11890 |
| 29 | GRAPHIC | g360489arfold07.jpg | GRAPHIC | 12706 |
| 30 | GRAPHIC | g360489arquotea.jpg | GRAPHIC | 1315 |
| 31 | GRAPHIC | g360489arquoteb.jpg | GRAPHIC | 1310 |
| 32 | GRAPHIC | g360489chogb.jpg | GRAPHIC | 6917 |
| 33 | GRAPHIC | g360489g00y87_new.jpg | GRAPHIC | 15339 |
| 34 | GRAPHIC | g360489g02f21.jpg | GRAPHIC | 254562 |
| 35 | GRAPHIC | g360489g05o10_new1.jpg | GRAPHIC | 30328 |
| 36 | GRAPHIC | g360489g05w42_newer.jpg | GRAPHIC | 36423 |
| 37 | GRAPHIC | g360489g06n56_new.jpg | GRAPHIC | 8070 |
| 38 | GRAPHIC | g360489g06o40.jpg | GRAPHIC | 47286 |
| 39 | GRAPHIC | g360489g09p66.jpg | GRAPHIC | 3497 |
| 40 | GRAPHIC | g360489g10t22.jpg | GRAPHIC | 2630 |
| 41 | GRAPHIC | g360489g12x81_new.jpg | GRAPHIC | 27210 |
| 42 | GRAPHIC | g360489g13k74.jpg | GRAPHIC | 15181 |
| 43 | GRAPHIC | g360489g13l84_new.jpg | GRAPHIC | 16818 |
| 44 | GRAPHIC | g360489g15a50.jpg | GRAPHIC | 2573 |
| 45 | GRAPHIC | g360489g15u89_new.jpg | GRAPHIC | 8070 |
| 46 | GRAPHIC | g360489g16k96.jpg | GRAPHIC | 2969 |
| 47 | GRAPHIC | g360489g17k66.jpg | GRAPHIC | 64923 |
| 48 | GRAPHIC | g360489g21q94.jpg | GRAPHIC | 10565 |
| 49 | GRAPHIC | g360489g22o93.jpg | GRAPHIC | 23995 |
| 50 | GRAPHIC | g360489g24y79.jpg | GRAPHIC | 676466 |
| 51 | GRAPHIC | g360489g28e71.jpg | GRAPHIC | 3796 |
| 52 | GRAPHIC | g360489g29s57_new.jpg | GRAPHIC | 22914 |
| 53 | GRAPHIC | g360489g30v37_new.jpg | GRAPHIC | 21348 |
| 54 | GRAPHIC | g360489g32m30.jpg | GRAPHIC | 33690 |
| 55 | GRAPHIC | g360489g33z72_new.jpg | GRAPHIC | 34727 |
| 56 | GRAPHIC | g360489g34a11.jpg | GRAPHIC | 4782 |
| 57 | GRAPHIC | g360489g36f22.jpg | GRAPHIC | 204860 |
| 58 | GRAPHIC | g360489g37n25.jpg | GRAPHIC | 3303 |
| 59 | GRAPHIC | g360489g38h27.jpg | GRAPHIC | 45332 |
| 60 | GRAPHIC | g360489g39j01.jpg | GRAPHIC | 29161 |
| 61 | GRAPHIC | g360489g39v90.jpg | GRAPHIC | 7703 |
| 62 | GRAPHIC | g360489g40c10.jpg | GRAPHIC | 12433 |
| 63 | GRAPHIC | g360489g40y00.jpg | GRAPHIC | 41218 |
| 64 | GRAPHIC | g360489g42d75.jpg | GRAPHIC | 83651 |
| 65 | GRAPHIC | g360489g42o44.jpg | GRAPHIC | 14996 |
| 66 | GRAPHIC | g360489g45d41_new.jpg | GRAPHIC | 24665 |
| 67 | GRAPHIC | g360489g50h38_new.jpg | GRAPHIC | 33615 |
| 68 | GRAPHIC | g360489g51c62.jpg | GRAPHIC | 212079 |
| 69 | GRAPHIC | g360489g52a92_newer.jpg | GRAPHIC | 55784 |
| 70 | GRAPHIC | g360489g52r31.jpg | GRAPHIC | 50381 |
| 71 | GRAPHIC | g360489g53u91.jpg | GRAPHIC | 54360 |
| 72 | GRAPHIC | g360489g54n79.jpg | GRAPHIC | 44785 |
| 73 | GRAPHIC | g360489g56h44.jpg | GRAPHIC | 17594 |
| 74 | GRAPHIC | g360489g56q81.jpg | GRAPHIC | 261358 |
| 75 | GRAPHIC | g360489g56v66.jpg | GRAPHIC | 35785 |
| 76 | GRAPHIC | g360489g58a76.jpg | GRAPHIC | 116717 |
| 77 | GRAPHIC | g360489g61l68_new.jpg | GRAPHIC | 13524 |
| 78 | GRAPHIC | g360489g61z02.jpg | GRAPHIC | 2057 |
| 79 | GRAPHIC | g360489g62a80.jpg | GRAPHIC | 4264 |
| 80 | GRAPHIC | g360489g62e94.jpg | GRAPHIC | 109195 |
| 81 | GRAPHIC | g360489g63s45.jpg | GRAPHIC | 15153 |
| 82 | GRAPHIC | g360489g65g27_new.jpg | GRAPHIC | 8070 |
| 83 | GRAPHIC | g360489g67d37.jpg | GRAPHIC | 50170 |
| 84 | GRAPHIC | g360489g68k60.jpg | GRAPHIC | 2638 |
| 85 | GRAPHIC | g360489g68z77.jpg | GRAPHIC | 34977 |
| 86 | GRAPHIC | g360489g70m79_new.jpg | GRAPHIC | 8953 |
| 87 | GRAPHIC | g360489g72x61.jpg | GRAPHIC | 301289 |
| 88 | GRAPHIC | g360489g73z76.jpg | GRAPHIC | 21450 |
| 89 | GRAPHIC | g360489g74e38.jpg | GRAPHIC | 13129 |
| 90 | GRAPHIC | g360489g75b95.jpg | GRAPHIC | 20862 |
| 91 | GRAPHIC | g360489g79c09.jpg | GRAPHIC | 4024 |
| 92 | GRAPHIC | g360489g81m27.jpg | GRAPHIC | 14973 |
| 93 | GRAPHIC | g360489g85o29_new.jpg | GRAPHIC | 13320 |
| 94 | GRAPHIC | g360489g86m36.jpg | GRAPHIC | 40101 |
| 95 | GRAPHIC | g360489g86v16.jpg | GRAPHIC | 3777 |
| 96 | GRAPHIC | g360489g87x44.jpg | GRAPHIC | 307657 |
| 97 | GRAPHIC | g360489g88a60.jpg | GRAPHIC | 93548 |
| 98 | GRAPHIC | g360489g89g37_new.jpg | GRAPHIC | 25793 |
| 99 | GRAPHIC | g360489g89t65.jpg | GRAPHIC | 2339 |
| 100 | GRAPHIC | g360489g89v16.jpg | GRAPHIC | 22891 |
| 101 | GRAPHIC | g360489g90g61.jpg | GRAPHIC | 13436 |
| 102 | GRAPHIC | g360489g91m15_new.jpg | GRAPHIC | 31436 |
| 103 | GRAPHIC | g360489g91o24_new.jpg | GRAPHIC | 8646 |
| 104 | GRAPHIC | g360489g93t83_new.jpg | GRAPHIC | 68544 |
| 105 | GRAPHIC | g360489g93z24.jpg | GRAPHIC | 24934 |
| 106 | GRAPHIC | g360489g94n89.jpg | GRAPHIC | 2987 |
| 107 | GRAPHIC | g360489g94x54.jpg | GRAPHIC | 19646 |
| 108 | GRAPHIC | g360489g95g65.jpg | GRAPHIC | 239512 |
| 109 | GRAPHIC | g360489g95i21.jpg | GRAPHIC | 310637 |
| 110 | GRAPHIC | g360489g95n78.jpg | GRAPHIC | 4574 |
| 111 | GRAPHIC | g360489g95q99.jpg | GRAPHIC | 12779 |
| 112 | GRAPHIC | g360489g96v99.jpg | GRAPHIC | 3547 |
| 113 | GRAPHIC | g360489graphic1.jpg | GRAPHIC | 2823 |
| 114 | GRAPHIC | g360489green.jpg | GRAPHIC | 1982 |
| 115 | GRAPHIC | g360489page074a.jpg | GRAPHIC | 21443 |
| 116 | GRAPHIC | g360489page074b.jpg | GRAPHIC | 21636 |
| 117 | GRAPHIC | g360489page075a.jpg | GRAPHIC | 21500 |
| 118 | GRAPHIC | g360489page084a.jpg | GRAPHIC | 20762 |
| 119 | GRAPHIC | g360489page340a.jpg | GRAPHIC | 24875 |
| 120 | GRAPHIC | g360489page340b.jpg | GRAPHIC | 20307 |
| 121 | GRAPHIC | g360489page74.jpg | GRAPHIC | 21710 |
| 122 | GRAPHIC | g360489page75b.jpg | GRAPHIC | 21653 |
| 123 | GRAPHIC | g360489side_bar.jpg | GRAPHIC | 8909 |
| 124 | GRAPHIC | g360489side_corporate-govern.jpg | GRAPHIC | 8125 |
| 125 | GRAPHIC | g360489side_financial-statem.jpg | GRAPHIC | 8379 |
| 126 | GRAPHIC | g360489sidelogo.jpg | GRAPHIC | 8953 |
| 127 | GRAPHIC | g360489stp14a.jpg | GRAPHIC | 19242 |
| 128 | GRAPHIC | g360489stp14b.jpg | GRAPHIC | 13269 |
| 129 | GRAPHIC | g360489stp14c.jpg | GRAPHIC | 14380 |
| 130 | GRAPHIC | g360489stp14d.jpg | GRAPHIC | 19422 |
| 131 | GRAPHIC | g360489stp14e.jpg | GRAPHIC | 16253 |
| 132 | GRAPHIC | g360489stp17a.jpg | GRAPHIC | 64661 |
| 133 | GRAPHIC | g360489stp17b.jpg | GRAPHIC | 11517 |
| 134 | GRAPHIC | g360489stp17c.jpg | GRAPHIC | 14268 |
| 135 | GRAPHIC | g360489stp18a.jpg | GRAPHIC | 114911 |
| 136 | GRAPHIC | g360489stp19.jpg | GRAPHIC | 68197 |
| 137 | GRAPHIC | g360489stp20.jpg | GRAPHIC | 72180 |
| 138 | GRAPHIC | g360489stp22.jpg | GRAPHIC | 227435 |
| 139 | GRAPHIC | g360489stp24a.jpg | GRAPHIC | 3595 |
| 140 | GRAPHIC | g360489stp24b.jpg | GRAPHIC | 3215 |
| 141 | GRAPHIC | g360489stp25.jpg | GRAPHIC | 198926 |
| 142 | GRAPHIC | g360489stp26.jpg | GRAPHIC | 105248 |
| 143 | GRAPHIC | g360489stp27.jpg | GRAPHIC | 455250 |
| 144 | GRAPHIC | g360489stp28.jpg | GRAPHIC | 262128 |
| 145 | GRAPHIC | g360489stp38a.jpg | GRAPHIC | 33394 |
| 146 | GRAPHIC | g360489stp38b.jpg | GRAPHIC | 23281 |
| 147 | GRAPHIC | g360489stp38c.jpg | GRAPHIC | 36649 |
| 148 | GRAPHIC | g360489stp39.jpg | GRAPHIC | 28147 |
| 149 | GRAPHIC | g360489stp40.jpg | GRAPHIC | 22087 |
| 150 | GRAPHIC | g360489stp42.jpg | GRAPHIC | 139667 |
| 151 | GRAPHIC | g360489stp43.jpg | GRAPHIC | 282707 |
| 152 | GRAPHIC | g360489stp44.jpg | GRAPHIC | 267334 |
| 153 | GRAPHIC | g360489stp45.jpg | GRAPHIC | 79319 |
| 154 | GRAPHIC | g360489stp51.jpg | GRAPHIC | 78505 |
| 155 | GRAPHIC | g360489stp52.jpg | GRAPHIC | 34210 |
| 156 | GRAPHIC | g360489stp61a.jpg | GRAPHIC | 22298 |
| 157 | GRAPHIC | g360489stp61b.jpg | GRAPHIC | 32663 |
| 158 | GRAPHIC | g360489stp62a.jpg | GRAPHIC | 6022 |
| 159 | GRAPHIC | g360489stp62b.jpg | GRAPHIC | 6366 |
| 160 | GRAPHIC | g360489stp63a.jpg | GRAPHIC | 22114 |
| 161 | GRAPHIC | g360489stp63b.jpg | GRAPHIC | 36457 |
| 162 | GRAPHIC | g360489stp64.jpg | GRAPHIC | 27138 |
| 163 | GRAPHIC | g360489stp65a.jpg | GRAPHIC | 16958 |
| 164 | GRAPHIC | g360489stp67.jpg | GRAPHIC | 22168 |
| 165 | GRAPHIC | g360489stp68.jpg | GRAPHIC | 101166 |
| Complete submission text file | 0001193125-12-267777.txt | 20587483 |
IRS No.: 980367158 | Fiscal Year End: 0331
Type: 20-F | Act: 34 | File No.: 001-14958 | Film No.: 12902234
SIC: 4922 Natural Gas Transmission
