Form 20-F - Annual and transition report of foreign private issuers [Sections 13 or 15(d)]:
SEC Accession No. 0001004315-18-000038
Filing Date
2018-06-04
Accepted
2018-06-04 07:30:14
Documents
390
Period of Report
2018-03-30

Document Format Files

Seq Description Document Type Size
1 20-F nationalgriddoc.htm 20-F 7942738
2 EXHIBIT 4(B).3 exhibit4b3centralremaini.htm EX-4.(B).3 112277
3 EXHIBIT 4(C).13 exhibit4c13letterofappoint.htm EX-4.(C)13 47637
4 EXHIBIT 12.1 exhibit121-section302certi.htm EX-12.1 13806
5 EXHIBIT 12.2 exhibit122-section302certi.htm EX-12.2 14073
6 EXHIBIT 13.1 exhibit131-section906certi.htm EX-13.1 9990
7 EXHIBIT 15.1 exhibit151-deloitteconsent.htm EX-15.1 2444
8 EXHIBIT 15.2 exhibit152pwcconsent.htm EX-15.2 2572
15 chart-4b283d75707b0dd726ea03.jpg GRAPHIC 19292
16 chart-7ca19cc0826bf94c743.jpg GRAPHIC 9183
17 chart-9c4a9f57c45e1e2a7b2.jpg GRAPHIC 6401
18 chart-73ffbd1cec836e5dcfc.jpg GRAPHIC 6523
19 chart-197963f85d5eca3cce0.jpg GRAPHIC 10706
20 exhibit4b3centralremaini001.jpg GRAPHIC 46316
21 exhibit4b3centralremaini002.jpg GRAPHIC 70273
22 exhibit4b3centralremaini003.jpg GRAPHIC 137643
23 exhibit4b3centralremaini004.jpg GRAPHIC 180707
24 exhibit4b3centralremaini005.jpg GRAPHIC 196643
25 exhibit4b3centralremaini006.jpg GRAPHIC 200141
26 exhibit4b3centralremaini007.jpg GRAPHIC 158038
27 exhibit4b3centralremaini008.jpg GRAPHIC 186471
28 exhibit4b3centralremaini009.jpg GRAPHIC 151915
29 exhibit4b3centralremaini010.jpg GRAPHIC 155726
30 exhibit4b3centralremaini011.jpg GRAPHIC 176521
31 exhibit4b3centralremaini012.jpg GRAPHIC 169953
32 exhibit4b3centralremaini013.jpg GRAPHIC 176618
33 exhibit4b3centralremaini014.jpg GRAPHIC 190945
34 exhibit4b3centralremaini015.jpg GRAPHIC 163327
35 exhibit4b3centralremaini016.jpg GRAPHIC 163809
36 exhibit4b3centralremaini017.jpg GRAPHIC 152580
37 exhibit4b3centralremaini018.jpg GRAPHIC 162691
38 exhibit4b3centralremaini019.jpg GRAPHIC 190812
39 exhibit4b3centralremaini020.jpg GRAPHIC 153699
40 exhibit4b3centralremaini021.jpg GRAPHIC 168286
41 exhibit4b3centralremaini022.jpg GRAPHIC 168573
42 exhibit4b3centralremaini023.jpg GRAPHIC 119319
43 exhibit4b3centralremaini024.jpg GRAPHIC 49995
44 exhibit4b3centralremaini025.jpg GRAPHIC 118241
45 exhibit4b3centralremaini026.jpg GRAPHIC 120593
46 exhibit4b3centralremaini027.jpg GRAPHIC 107124
47 exhibit4b3centralremaini028.jpg GRAPHIC 137951
48 exhibit4b3centralremaini029.jpg GRAPHIC 146636
49 exhibit4b3centralremaini030.jpg GRAPHIC 153268
50 exhibit4b3centralremaini031.jpg GRAPHIC 197737
51 exhibit4b3centralremaini032.jpg GRAPHIC 165063
52 exhibit4b3centralremaini033.jpg GRAPHIC 96782
53 exhibit4b3centralremaini034.jpg GRAPHIC 102729
54 ngar18fc9320f001.jpg GRAPHIC 193497
55 ngar18fc9320f002.jpg GRAPHIC 206568
56 ngar18fc9320f003.jpg GRAPHIC 210709
57 ngar18fc9320f004.jpg GRAPHIC 154740
58 ngar18fc9320f005.jpg GRAPHIC 106862
59 ngar18fc9320f006.jpg GRAPHIC 170780
60 ngar18fc9320f007.jpg GRAPHIC 167664
61 ngar18fc9320f008.jpg GRAPHIC 142525
62 ngar18fc9320f009.jpg GRAPHIC 215445
63 ngar18fc9320f010.jpg GRAPHIC 181389
64 ngar18fc9320f011.jpg GRAPHIC 178948
65 ngar18fc9320f012.jpg GRAPHIC 165175
66 ngar18fc9320f013.jpg GRAPHIC 253414
67 ngar18fc9320f014.jpg GRAPHIC 200369
68 ngar18fc9320f015.jpg GRAPHIC 130848
69 ngar18fc9320f016.jpg GRAPHIC 183998
70 ngar18fc9320f017.jpg GRAPHIC 128537
71 ngar18fc9320f018.jpg GRAPHIC 191503
72 ngar18fc9320f019.jpg GRAPHIC 164546
73 ngar18fc9320f020.jpg GRAPHIC 216832
74 ngar18fc9320f021.jpg GRAPHIC 140053
75 ngar18fc9320f022.jpg GRAPHIC 152980
76 ngar18fc9320f023.jpg GRAPHIC 203019
77 ngar18fc9320f024.jpg GRAPHIC 181339
78 ngar18fc9320f025.jpg GRAPHIC 199255
79 ngar18fc9320f026.jpg GRAPHIC 182788
80 ngar18fc9320f027.jpg GRAPHIC 145436
81 ngar18fc9320f028.jpg GRAPHIC 169094
82 ngar18fc9320f029.jpg GRAPHIC 138810
83 ngar18fc9320f030.jpg GRAPHIC 244314
84 ngar18fc9320f031.jpg GRAPHIC 225943
85 ngar18fc9320f032.jpg GRAPHIC 239522
86 ngar18fc9320f033.jpg GRAPHIC 260007
87 ngar18fc9320f034.jpg GRAPHIC 248014
88 ngar18fc9320f035.jpg GRAPHIC 153118
89 ngar18fc9320f036.jpg GRAPHIC 214617
90 ngar18fc9320f037.jpg GRAPHIC 202920
91 ngar18fc9320f038.jpg GRAPHIC 206997
92 ngar18fc9320f039.jpg GRAPHIC 230376
93 ngar18fc9320f040.jpg GRAPHIC 206064
94 ngar18fc9320f041.jpg GRAPHIC 186398
95 ngar18fc9320f042.jpg GRAPHIC 225964
96 ngar18fc9320f043.jpg GRAPHIC 217852
97 ngar18fc9320f044.jpg GRAPHIC 215190
98 ngar18fc9320f045.jpg GRAPHIC 218659
99 ngar18fc9320f046.jpg GRAPHIC 195039
100 ngar18fc9320f047.jpg GRAPHIC 169539
101 ngar18fc9320f048.jpg GRAPHIC 184935
102 ngar18fc9320f049.jpg GRAPHIC 146517
103 ngar18fc9320f050.jpg GRAPHIC 246474
104 ngar18fc9320f051.jpg GRAPHIC 216784
105 ngar18fc9320f052.jpg GRAPHIC 217390
106 ngar18fc9320f053.jpg GRAPHIC 192430
107 ngar18fc9320f054.jpg GRAPHIC 165683
108 ngar18fc9320f055.jpg GRAPHIC 232909
109 ngar18fc9320f056.jpg GRAPHIC 232067
110 ngar18fc9320f057.jpg GRAPHIC 234644
111 ngar18fc9320f058.jpg GRAPHIC 201241
112 ngar18fc9320f059.jpg GRAPHIC 215266
113 ngar18fc9320f060.jpg GRAPHIC 143917
114 ngar18fc9320f061.jpg GRAPHIC 182828
115 ngar18fc9320f062.jpg GRAPHIC 202568
116 ngar18fc9320f063.jpg GRAPHIC 287072
117 ngar18fc9320f064.jpg GRAPHIC 242422
118 ngar18fc9320f065.jpg GRAPHIC 227420
119 ngar18fc9320f066.jpg GRAPHIC 223391
120 ngar18fc9320f067.jpg GRAPHIC 243585
121 ngar18fc9320f068.jpg GRAPHIC 136809
122 ngar18fc9320f069.jpg GRAPHIC 140656
123 ngar18fc9320f070.jpg GRAPHIC 158267
124 ngar18fc9320f071.jpg GRAPHIC 93638
125 ngar18fc9320f072.jpg GRAPHIC 161757
126 ngar18fc9320f073.jpg GRAPHIC 173087
127 ngar18fc9320f074.jpg GRAPHIC 156443
128 ngar18fc9320f075.jpg GRAPHIC 119238
129 ngar18fc9320f076.jpg GRAPHIC 143166
130 ngar18fc9320f077.jpg GRAPHIC 125757
131 ngar18fc9320f078.jpg GRAPHIC 196940
132 ngar18fc9320f079.jpg GRAPHIC 94843
133 ngar18fc9320f080.jpg GRAPHIC 147652
134 ngar18fc9320f081.jpg GRAPHIC 152271
135 ngar18fc9320f082.jpg GRAPHIC 106955
136 ngar18fc9320f083.jpg GRAPHIC 100121
137 ngar18fc9320f084.jpg GRAPHIC 177452
138 ngar18fc9320f085.jpg GRAPHIC 16197
139 ngar18fc9320f086.jpg GRAPHIC 16285
140 ngar18fc9320f087.jpg GRAPHIC 16192
141 ngar18fc9320f088.jpg GRAPHIC 16288
142 ngar18fc9320f089.jpg GRAPHIC 16193
143 ngar18fc9320f090.jpg GRAPHIC 16287
144 ngar18fc9320f091.jpg GRAPHIC 16201
145 ngar18fc9320f092.jpg GRAPHIC 16293
146 ngar18fc9320f093.jpg GRAPHIC 16199
147 ngar18fc9320f094.jpg GRAPHIC 16297
148 ngar18fc9320f095.jpg GRAPHIC 16206
149 ngar18p184bchires001.jpg GRAPHIC 118900
150 ngar18p184bchires002.jpg GRAPHIC 140760
151 ngar18p184bchires003.jpg GRAPHIC 215521
152 ngar18p184bchires004.jpg GRAPHIC 200978
153 ngar18p184bchires005.jpg GRAPHIC 260293
154 ngar18p184bchires006.jpg GRAPHIC 298766
155 ngar18p184bchires007.jpg GRAPHIC 249106
156 ngar18p184bchires008.jpg GRAPHIC 130774
157 ngar18p184bchires009.jpg GRAPHIC 203258
158 ngar18p184bchires010.jpg GRAPHIC 212595
159 ngar18p184bchires011.jpg GRAPHIC 187186
160 ngar18p184bchires012.jpg GRAPHIC 166031
161 ngar18p184bchires013.jpg GRAPHIC 188384
162 ngar18p184bchires014.jpg GRAPHIC 219769
163 ngar18p184bchires015.jpg GRAPHIC 224482
164 ngar18p184bchires016.jpg GRAPHIC 174717
165 ngar18p184bchires017.jpg GRAPHIC 186421
166 ngar18p184bchires018.jpg GRAPHIC 183960
167 ngar18p184bchires019.jpg GRAPHIC 152877
168 ngar18p184bchires020.jpg GRAPHIC 265048
169 ngar18p184bchires021.jpg GRAPHIC 277066
170 ngar18p184bchires022.jpg GRAPHIC 267058
171 ngar18p184bchires023.jpg GRAPHIC 206832
172 ngar18p184bchires024.jpg GRAPHIC 110563
173 ngar18p184bchires025.jpg GRAPHIC 125134
174 ngar18p184bchires026.jpg GRAPHIC 130266
175 ngar18p184bchires027.jpg GRAPHIC 135349
176 ngar18p184bchires028.jpg GRAPHIC 139001
177 ngar18p184bchires029.jpg GRAPHIC 176723
178 ngar18p184bchires030.jpg GRAPHIC 145058
179 ngar18p184bchires031.jpg GRAPHIC 179614
180 ngar18p184bchires032.jpg GRAPHIC 170332
181 ngar18p184bchires033.jpg GRAPHIC 149468
182 ngar18p184bchires034.jpg GRAPHIC 142231
183 ngar18p184bchires035.jpg GRAPHIC 213233
184 ngar18p184bchires036.jpg GRAPHIC 181901
185 ngar18p184bchires037.jpg GRAPHIC 210342
186 ngar18p184bchires038.jpg GRAPHIC 200117
187 ngar18p184bchires039.jpg GRAPHIC 66835
188 ngar18p184bchires040.jpg GRAPHIC 209551
189 ngar18p184bchires041.jpg GRAPHIC 174780
190 ngar18p184bchires042.jpg GRAPHIC 25689
191 ngar18p184bchires043.jpg GRAPHIC 22398
  Complete submission text file 0001004315-18-000038.txt   88533128

Data Files

Seq Description Document Type Size
9 XBRL INSTANCE DOCUMENT nggtf-20180330.xml EX-101.INS 15254377
10 XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT nggtf-20180330.xsd EX-101.SCH 273342
11 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT nggtf-20180330_cal.xml EX-101.CAL 303288
12 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT nggtf-20180330_def.xml EX-101.DEF 1403533
13 XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT nggtf-20180330_lab.xml EX-101.LAB 2396328
14 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT nggtf-20180330_pre.xml EX-101.PRE 1738246
Mailing Address 1-3 STRAND LONDON X0 WC2N 5EH
Business Address 1-3 STRAND LONDON X0 WC2N 5EH (44) 207 004 3220
NATIONAL GRID PLC (Filer) CIK: 0001004315 (see all company filings)

EIN.: 980367158 | Fiscal Year End: 0331
Type: 20-F | Act: 34 | File No.: 001-14958 | Film No.: 18876876
SIC: 4922 Natural Gas Transmission