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Portrait of Olivia Jamison

Olivia Jamison


CMS Cameron McKenna Nabarro Olswang LLP
Cannon Place
78 Cannon Street
United Kingdom
Languages English

Olivia Jamison is a specialist environment practitioner advising on environment and health and safety matters.  She advises on various aspects of environmental liability, regulatory compliance, risk transfer and strategic sensitive environment issues at domestic and EU level.

CMS is “one of the best firms in the market for environment work” (Legal 500, 2014) with Olivia rated as a leading individual and “conscientious, thoughtful and a pleasure to work with” (Legal 500, 2015). The CMS Environment team has been ranked Tier 1 in Legal 500 2016 and Band 1 in Chambers 2017 with Olivia individually listed in both directories.

Olivia’s practice covers the transfer of liability in transactions, energy from waste and alternative energy operations, contaminated land issues, advising regarding prospective and impending legislation and the impact on business practice, investments and products, representing companies in regulatory investigations including crisis management, interviews and court proceedings, contractual and regulatory liabilities, pursuing appeals in respect of environmental permits, statutory notices and regulators' decisions and civil litigation.

Olivia has been listed as a “recommended attorney” by Global Law Experts.

With more than 450 energy and climate change lawyers, including over 100 partners, the CMS Energy and Climate Change practice is one of the largest of its kind in the world. Led from its centres of excellence such as London and Aberdeen, the practice works across 75 offices globally. Building on 40 years of experience advising on power, oil & gas and renewables through to energy disputes, emerging areas and Energy Transition, CMS is uniquely placed to ensure clients receive advice best suited to their commercial needs and to our collective future.

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"Olivia is friendly, knowledgeable and client-focused."

Chambers, 2023

"She is very approachable and is always aware of any relevant developments in the sustainability field."

Chambers, 2023

"Olivia has unparalleled experience."

Chambers, 2023

"Olivia and her team are on top of any new relevant changes that might affect their clients. They are proactive in sharing info and really specialised within the broader legal sustainability landscape."

Legal 500, 2023

"Olivia Jamison and her team at environment practice at CMS have provided excellent legal services to us over the last year. They were always available with high quality advice and secondees of their attorneys when needed. They are proactive in the way they provide their advice, they understand the needs of the business and provide custom made solutions."

Legal 500, 2023

"A lawyer who is 'very good at looking at the bigger picture and future-proofing what may come up on the horizon'. 'She is very proactive and 'she's very good at dealing with regulators'."

Legal 500, 2020

“very efficient and very knowledgeable,” and is "a pleasure to deal with."

Chambers, 2019

"she has in-depth knowledge and helpful personal experience of all of the regulators."

Chambers 2018

“Dedicated [...] breaks down complex issues well”

Chambers 2017

"an extremely smart lawyer. She is client-focused, looking to use the best dispute resolution options and regulatory routes to resolve client issues"

Chambers 2016

Won Client Nominated ILO Client Choice Award for Environment/Climate change 2015

“Thought by some to be the ‘best overall group in London’” and “a formidable team”

Legal 500 2016

Relevant experience

  • Developers and energy generators on the Environmental Liability Directive, Habitats Directive, the Birds Directive, the Marine Strategy Framework Directive and onshore and offshore liability.
  • Manufacturers in respect of energy efficiency and energy labelling requirements, conflict minerals developments, WEEE, RoHS, REACH, CLP, transportation, batteries, waste and the circular economy.
  • All aspects of environment regulation including, the obligations on operators pursuant to environmental permits, sanctions for non-compliance and rights of appeal.
  • Permitted facilities in relation to numerous regulatory notices and appeals in respect of enforcement notices and terms of consents including successful withdrawal of notices and successful compromise of appeals by the Environment Agency due to their change of interpretation following submissions.
  • Investors in respect of the purchase of facilities and on the decommissioning of infrastructure and legacy related liability issues, the transfer of liability arising out of contaminated land, drafting letters of appointment, considering environmental reports and drafting and negotiating warranties and indemnities.
  • Legal reviews on issues arising in relation to subsea infrastructure including marine licence and consents review regarding various OFTO projects and a FOAK tidal project.
  • Immediate response on environmental incidents including regulatory investigations, crisis management, interviews under compulsion and under caution and managing statutory requests for information. Prosecutions and enforcement activities including enforcement undertakings advice.
  • Group actions in respect of alleged civil nuisance (odour, pests and noise) arising in relation to various types of facilities and in relation to statutory nuisance.
  • Businesses on carbon reduction and energy efficiency related laws including the Energy Efficiency Directive, Minimum Energy Efficiency Performance Standards, the CRC and the EU ETS.
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Memberships & Roles

  • Working party member of the Environmental Litigation Group and Water Group
  • HSLA
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  • Solicitor-Advocate (Higher Courts – Criminal Proceedings)
  • LLB (Hons), University of Manchester
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Key out­comes from COP-15
At the end of 2022, the 15th Con­fer­ence of Parties of the United Na­tions Con­ven­tion on Bio­lo­gic­al Di­versity cul­min­ated in a new Glob­al Biod­iversity Frame­work to 2030. Twenty three tar­gets re­quire broad...
Ul­tra-Low Emis­sion Zone to cov­er Great­er Lon­don from Au­gust 2023
On 25 Novem­ber 2022, the May­or of Lon­don an­nounced plans to ex­pand the Ul­tra-Low Emis­sion Zone (“ULEZ”) in or­der to bet­ter tackle air pol­lu­tion (the “ULEZ Ex­pan­sion”). This change is planned to...
UK Cli­mate Trans­ition Plan Con­sulta­tion – ‘Am­bi­tion, Ac­tion and Ac­count­ab­il­ity’
Un­til 23 Feb­ru­ary 2023, the Trans­ition Plan Taskforce (TPT) which is work­ing to de­vel­op a ‘gold stand­ard’ for private sec­tor trans­ition plans, is con­sult­ing on the TPT Dis­clos­ure Frame­work and Im­ple­ment­a­tion...
UKCA mark­ing dead­line ex­ten­sion
The UK gov­ern­ment has ex­ten­ded the dead­line by when busi­nesses need to use the UKCA mark. For many products the CE mark­ing and re­versed ep­si­lon mark­ing may be used on the GB mar­ket un­til 31 Decem­ber 2024...
Ten things to watch for at COP27
COP26 ended a year ago with the Glas­gow Cli­mate Pact, in which the sig­nat­or­ies of the Par­is Agree­ment re­af­firmed their aim of lim­it­ing glob­al warm­ing to well be­low 2°C, with the goal of re­strict­ing it to 1.5°C.
De­vel­op­ments in EU and UK biod­iversity law and a glob­al ap­proach As COP27 con­siders in­creased ac­tion to halt biod­iversity loss, both the EU and the UK have com­mit­ted – through the de­vel­op­ment of the Biod­iversity Strategy for 2030 and the En­vir­on­ment Act 2021 re­spect­ively – to the ad­op­tion and sat­is­fac­tion of leg­ally-bind­ing tar­gets in an ef­fort to halt biod­iversity loss and en­gender its res­tor­a­tion in their ter­rit­or­ies. 
USB-type C Stand­ard for port­able devices in the EU
On 4 Oc­to­ber 2022, the European Par­lia­ment ad­op­ted a pro­posed law that means by the end of 2024, there will be one single char­ger for all mo­bile phones, tab­lets, di­git­al cam­er­as, head­phones, head­sets...
UK Net Zero De­liv­ery Re­view: Call for Evid­ence
Un­til 27 Oc­to­ber 2022, com­ments are sought on the gov­ern­ment’s ap­proach to de­liv­er­ing the UK’s net zero tar­get by 2050.  This forms part of an In­de­pend­ent Re­view com­mis­sioned by the BEIS Sec­ret­ary...
Key Scot­tish Cir­cu­lar Eco­nomy Con­sulta­tions
Un­til 22 Au­gust 2022 the Scot­tish Gov­ern­ment is con­sult­ing on key leg­al and policy pro­pos­als to pro­gress the move to a cir­cu­lar eco­nomy. The con­sulta­tions in­vite views on the pri­or­it­ies and ac­tions for...
CMS wins Best Sus­tain­ab­il­ity Ini­ti­at­ive at The Law­yer Awards 2022
 In­ter­na­tion­al law firm CMS has picked up the Sus­tain­ab­il­ity Ini­ti­at­ive of the Year award at The Law­yer Awards 2022. The firm was re­cog­nised for its part­ner­ship with Young Cit­izens on the cre­ation of...
EU and UK de­vel­op­ments on the road to­wards a sus­tain­able and cir­cu­lar eco­nomy...
A re­cent re­search pa­per co-au­thored by WRAP and the Uni­versity of Sur­rey[1] found that the im­ple­ment­a­tion of dif­fer­ent busi­ness mod­els in the tex­tiles in­dustry (such as cloth­ing re­sale busi­nesses, cloth­ing...
Forest Risk Com­mod­it­ies con­sulta­tion out­come pub­lished
The De­part­ment for En­vir­on­ment, Food and Rur­al Af­fairs (De­fra) re­cently pub­lished the out­come of a con­sulta­tion on the im­ple­ment­a­tion of due di­li­gence pro­vi­sions aimed at tack­ling de­for­est­a­tion in UK...