NATIONAL GRID PLC Amended Reports
Filings on SEC EDGAR, newest first; amendments sit with their base form. Values are as filed.
- 2017-07-17: Form 20-F/A; Period of report 2017-03-31; Description 20-F/A; Document d424558d20fa.htm.
| Filed | Form | Period of report | Description | Document |
|---|---|---|---|---|
| 2017-07-17 | 20-F/A | 2017-03-31 | 20-F/A | d424558d20fa.htm |