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  • Procurement and System Management Documents

  • Current procurement and system management documents for both Distribution and Transmission can be found below.

    Please refer to the archive page for previous versions of the documents.

  • Documents required by Special Condition 8a (formerly C5) of National Grid's NTS Licence

    06 Sep 2017
    Transmission System Management Principles Report 2016-2017
    168 KB

    28 Apr 2017
    System Management Principles Statement - Effective April 2017
    281 KB

    28 Apr 2017
    Procurement Guidelines - Effective April 2017
    245 KB

    28 Apr 2017
    Procurement Guidelines Report - 010416 to 310317
    158 KB

    04 Nov 2016
    2016 SMPS Audit Opinion to 310316
    81 KB

    14 Oct 2016
    Transmission System Management Principles Report 2015-2016
    168 KB

    01 Aug 2016
    2015 SMPS Audit Opinion to 310315
    82 KB

    28 Apr 2016
    Procurement Guidelines Report - 010415 to 310316
    600 KB

    14 Oct 2016
    Transmission System Management Principles Report 2014-2015
    164 KB

    30 Apr 2015
    Procurement Guidelines Report - 010414 to 310315
    634 KB

    05 Dec 2014
    Transmission System Management Principles Report 2013-2014
    30 KB

    14 Oct 2016
    SMPS External Audit Opinion 1 April 2013-31 March 2014
    82 KB

  • Documents required by Special Condition 3B of National Grid's NTS Licence

    RIIO-T1 Capacity constraint management cost allocation rules v1
    94 KB

  • Documents required by Standard Special Condition D5 of National Grid's DN licence

    PGs for Distribution Report 2007 v11
    90 KB

    SMPS UKD Apr07 v40B
    115 KB