Monday 21 September 2020

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The following products and services are available for NSI approved companies:

Access To British Standards Online

Having the appropriate standard or standards to hand is clearly an essential precursor to compliance.  In conjunction with the British Standards Institution (BSI), NSI offers the ability for individuals from NSI approved companies and applicant companies to purchase electronic versions online in read-only format.  For an annual fee, individuals  can download the range of standards which are relevant to NSI approval schemes.

For more information regarding the purchase of Standards on-line, please call 01628 764840.

To obtain the standards please complete our Standards on Subscription Form

Please note: The fee entitles you to download, view and save the Standards to one designated desktop only within your organisation.  Standards are not printable and must not be saved on an internal system (intranet) or external network or website.  In addition, Standards must not be copied or transferred to any other device via an internal system (intranet) to any colleague/associate within or outside your organisation, without prior permission from BSI. (See full Terms and Conditions). The subscription is for a 12 month duration however as part of the terms for supplying this service, BSI require that the Standards are downloaded on a quarterly basis.

(NSI is currently unable to offer BS 7671Requirements for Electrical Installations IEE Wiring Regulations Seventeenth Edition, via this subscription service, due to a shared copyright restriction.  To obtain a copy of this Standard, please contact BSI directly).

Sales of Certificates of Compliance

The NSI rules for the Certificates of Compliance for end users via security providers are included in the terms and conditions sent to companies upon achieving approval.

Once approved you may purchase Certificates of Compliance via the Company Log-in area.

In addition for NSI/BAFE schemes Certificates of Compliance are also available via the Company Log-In area to our BAFE approved companies dependant on the scheme. Modification, Modular and Conformity Certificates are also available.


NSI delivers a range of training courses to develop your staff and fulfill your business needs.  From technical subject matter to management training, you can choose to attend classroom-based training courses or learn in bite-sized elements through our NSI e-learning programme.  For your convenience, our trainers can also come to your offices to deliver our courses direct to your staff. Find out more.

Information and Guidance documentation.

NSI can offer various documentation to help applicants understand what they need to apply for NSI Approval, as well as technical documentation for companies that are NSI Approved.

Not yet NSI Approved?

Email our Applications Team who will be happy to provide you with the information you need and answer any questions you may have.


Log in to the Company Log In Area to access a number of documents such as technical bulletins and standards information.