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COVID-19 responses

We are publishing regular updates and actions taken in response to the COVID-19 pandemic on our dedicated COVID-19 page.

Market Codes

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The latest version of the market codes, the change process and consultations on changes.

Panel & Committees

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What the Panel does and meeting details, member biogs and panel committees

CMOS

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Everything to do with the core IT system that underpins MOSL’s role within the new water market

Market Performance

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Key charts and information outlining market performance including switching and settlement

FORTHCOMING EVENTS

22Sep

MPS and OPS charts updated

22Sep

MPS and OPS reports published and OPS data refreshed

23Sep

Trading Disputes Committee

23Sep

MPC papers published (non-confidential)

24Sep

Bilateral Transactions Programme Operational Advisory Group (OAG) meeting

29Sep

Panel Meeting 47

30Sep

MPC Meeting 42

02Oct

CMOS Release 9.0 deployed in MPS2 – 10am to 8am (next day)

06Oct

Sep 2020 Settlement R1 Invoice Period

06Oct

Jul 2020 Settlement R2 Invoice Period

06Oct

Jan 2020 Settlement R3 Invoice Period

06Oct

May 2019 Settlement RF Invoice Period

08Oct

Bilateral Transactions Programme Operational Advisory Group (OAG) meeting

09Oct

Nov 2020 Settlement P1 Invoice Period

12Oct

OPS submission deadline

14Oct

MPC agenda published

14Oct

Trading Disputes Committee

15Oct

User Forum

16Oct

CMOS Release 9.0 Patch Drop in MPS2 – 10am to 5pm

19Oct

CMOS Planned Maintenance MPS/MPS2 – 10am to 4pm

20Oct

CMOS Planned Maintenance MPS/MPS2 – 10am to 4pm

21Oct

MPC papers published (non-confidential)

21Oct

CMOS Planned Maintenance MPS/MPS2 if required – 10am to 4pm

22Oct

MPS and OPS charts updated

22Oct

MPS and OPS reports published and OPS data refreshed

22Oct

Bilateral Transactions Programme Operational Advisory Group (OAG) meeting

27Oct

Panel Meeting 48

28Oct

MPC Meeting 43

05Nov

Oct 2020 Settlement R1 Invoice Period

05Nov

Aug 2020 Settlement R2 Invoice Period

05Nov

Feb 2020 Settlement R3 Invoice Period

05Nov

Jun 2019 Settlement RF Invoice Period

05Nov

Bilateral Transactions Programme Operational Advisory Group (OAG) meeting

06Nov

CMOS Release 9.0 deployed in PROD – 6pm-2pm (next day)

09Nov

Dec 2020 Settlement P1 Invoice Period

10Nov

CMOS Release 9.0 deployed in MPS – 10am to 5pm

11Nov

MPC agenda published

11Nov

OPS submission deadline

14Nov

CMOS Planned Maintenance PROD – 11pm to 6am (next day)

18Nov

MPC papers published (non-confidential)

18Nov

Trading Disputes Committee

19Nov

User Forum

19Nov

Bilateral Transactions Programme Operational Advisory Group (OAG) meeting

23Nov

MPS and OPS charts updated

23Nov

MPS and OPS reports published and OPS data refreshed

23Nov

Panel Meeting 48a

24Nov

Panel Meeting 49

25Nov

MPC Meeting 44

03Dec

Bilateral Transactions Programme Operational Advisory Group (OAG) meeting

04Dec

Nov 2020 Settlement R1 Invoice Period

04Dec

Sep 2020 Settlement R2 Invoice Period

04Dec

Mar 2020 Settlement R3 Invoice Period

04Dec

Jul 2019 Settlement RF Invoice Period

08Dec

Jan 2021 Settlement P1 Invoice Period

10Dec

OPS submission deadline

15Dec

Panel Meeting 50

17Dec

Bilateral Transactions Programme Operational Advisory Group (OAG) meeting

18Dec

Trading Disputes Committee

22Dec

MPS and OPS charts updated

22Dec

MPS and OPS reports published and OPS data refreshed

07Jan

Dec 2020 Settlement R1 Invoice Period

07Jan

Oct 2020 Settlement R2 Invoice Period

07Jan

Apr 2020 Settlement R3 Invoice Period

07Jan

Aug 2019 Settlement RF Invoice Period

08Jan

Feb 2021 Settlement P1 Invoice Period

13Jan

MPC agenda published

13Jan

OPS submission deadline

18Jan

CMOS Planned Maintenance MPS/MPS2 – 10am to 4pm

19Jan

CMOS Planned Maintenance MPS/MPS2 – 10am to 4pm”

20Jan

MPC papers published (non-confidential)

20Jan

CMOS Planned Maintenance MPS/MPS2 if required – 10am to 4pm

21Jan

User Forum

25Jan

MPS and OPS charts updated

25Jan

MPS and OPS reports published and OPS data refreshed

27Jan

MPC Meeting 46

04Feb

Jan 2021 Settlement R1 Invoice Period

04Feb

Nov 2020 Settlement R2 Invoice Period

04Feb

May 2020 Settlement R3 Invoice Period

04Feb

Sep 2019 Settlement RF Invoice Period

05Feb

Mar 2021 Settlement P1 Invoice Period

06Feb

CMOS Planned Maintenance PROD – 11pm to 6am (next day)

08Feb

OPS submissiondeadline

10Feb

MPC agenda published

10Feb

OPS submission deadline

17Feb

MPC papers published (non-confidential)

18Feb

User Forum

22Feb

MPS and OPS charts updated

22Feb

MPS and OPS reports published and OPS data refreshed

24Feb

MPC Meeting 47

04Mar

Feb 2021 Settlement R1 Invoice Period

04Mar

Dec 2020 Settlement R2 Invoice Period

04Mar

Jun 2020 Settlement R3 Invoice Period

04Mar

Oct 2019 Settlement RF Invoice Period

10Mar

Apr 2021 Settlement P1 Invoice Period

10Mar

OPS submission deadline

17Mar

MPC agenda published

18Mar

User Forum

22Mar

MPS and OPS charts updated

22Mar

MPS and OPS reports published and OPS data refreshed

24Mar

MPC papers published (non-confidential)

31Mar

MPC Meeting 48

16Apr

CMOS Release 10.0 deployed in MPS2 – 10am to 8am (next day)

30Apr

CMOS Release 10.0 Patch Drop in MPS2 – 10am to 5pm

14May

CMOS Release 10.0 deployed in PROD – 6pm-2pm (next day)

18May

CMOS Release 10.0 deployed in MPS – 10am to 5pm

30Jul

CMOS Release 10.5 deployed in MPS2 – 10am to 8am (next day)

13Aug

CMOS Release 10.5 Patch Drop in MPS2 – 10am to 5pm

27Aug

CMOS Release 10.5 deployed in PROD – 6pm-2pm (next day)

31Aug

CMOS Release 10.5 deployed in MPS – 10am to 5pm

01Oct

CMOS Release 11.0 deployed in MPS2 – 10am to 8am (next day)

15Oct

CMOS Release 11.0 Patch Drop in MPS2 – 10am to 5pm

05Nov

CMOS Release 11.0 deployed in PROD – 6pm-2pm (next day)

09Nov

CMOS Release 11.0 deployed in MPS – 10am to 5pm

MOSL@mosl_

#FridayFun https://t.co/MbpPfNImrJ

15:12 - 18 Sep 2020

We are delighted to announce @LucyDarch , CEO of @WaveUtilitiesUK has been appointed as the new Associated Retailer… https://t.co/kqlr74aHzz

13:32 - 18 Sep 2020

READ: @UtilityWeek @EilisRuth interview with @SarahMcMath3 about @MOSL_ responding to #COVID19, delivering a bilate… https://t.co/Tvd5vtfAAP

11:37 - 17 Sep 2020

Today's User Forum will introduce the new Strategic bi-monthly User Forum and include updates on the upcoming R-MeX… https://t.co/1SgmcIi11Y

10:16 - 17 Sep 2020

In April 2020 the new Urgent Change mechanism was introduced to enable urgent changes to be prioritised against rob… https://t.co/eqsTrH9hba

15:23 - 15 Sep 2020

Did you catch @wsp interview with @Waterwise MD @nicci_vasey where she shared her views on the value of water and t… https://t.co/92wWXVwV4b

10:24 - 15 Sep 2020

SNEAK PEEK | Today we are in the office to film a round table discussion with @anneheal2, @SarahMcMath3 and… https://t.co/Tp53wOKKzt

17:12 - 14 Sep 2020

PUBLISHED TODAY: Read September's edition of Market Focus which features an interview with the new Panel Chair… https://t.co/dsiWbCpVqy

14:34 - 11 Sep 2020

The first Retailer Measure of Experience (R-MeX) survey is coming soon. Next month retailers will have the chance t… https://t.co/xKG74uFn6A

15:43 - 10 Sep 2020

We are committed to working with the Panel to make it #EasierToDoBusiness in the #waterretailmarket. The Panel voti… https://t.co/aFombjMGwt

10:40 - 10 Sep 2020

Like many others the @MOSL_ team has been homeworking throughout #COVID19. We've reopened our office for 25 people… https://t.co/62TTYCoatB

16:28 - 9 Sep 2020

The next @MOSL_ User Forum will take place on 17 September and will include updates on the upcoming R-MeX survey, f… https://t.co/AufdYRBRUk

10:25 - 9 Sep 2020

Welcome. What area do you need help with?

Market Codes

Panel & Committees

CMOS

Market Performance

FORTHCOMING EVENTS

MPS and OPS charts updated

MPS and OPS reports published and OPS data refreshed

Trading Disputes Committee

MPC papers published (non-confidential)

Bilateral Transactions Programme Operational Advisory Group (OAG) meeting

Panel Meeting 47

MPC Meeting 42

CMOS Release 9.0 deployed in MPS2 – 10am to 8am (next day)

Sep 2020 Settlement R1 Invoice Period

Jul 2020 Settlement R2 Invoice Period

Jan 2020 Settlement R3 Invoice Period

May 2019 Settlement RF Invoice Period

Bilateral Transactions Programme Operational Advisory Group (OAG) meeting

Nov 2020 Settlement P1 Invoice Period

OPS submission deadline

MPC agenda published

Trading Disputes Committee

User Forum

CMOS Release 9.0 Patch Drop in MPS2 – 10am to 5pm

CMOS Planned Maintenance MPS/MPS2 – 10am to 4pm

CMOS Planned Maintenance MPS/MPS2 – 10am to 4pm

MPC papers published (non-confidential)

CMOS Planned Maintenance MPS/MPS2 if required – 10am to 4pm

MPS and OPS charts updated

MPS and OPS reports published and OPS data refreshed

Bilateral Transactions Programme Operational Advisory Group (OAG) meeting

Panel Meeting 48

MPC Meeting 43

Oct 2020 Settlement R1 Invoice Period

Aug 2020 Settlement R2 Invoice Period

Feb 2020 Settlement R3 Invoice Period

Jun 2019 Settlement RF Invoice Period

Bilateral Transactions Programme Operational Advisory Group (OAG) meeting

CMOS Release 9.0 deployed in PROD – 6pm-2pm (next day)

Dec 2020 Settlement P1 Invoice Period

CMOS Release 9.0 deployed in MPS – 10am to 5pm

MPC agenda published

OPS submission deadline

CMOS Planned Maintenance PROD – 11pm to 6am (next day)

MPC papers published (non-confidential)

Trading Disputes Committee

User Forum

Bilateral Transactions Programme Operational Advisory Group (OAG) meeting

MPS and OPS charts updated

MPS and OPS reports published and OPS data refreshed

Panel Meeting 48a

Panel Meeting 49

MPC Meeting 44

Bilateral Transactions Programme Operational Advisory Group (OAG) meeting

Nov 2020 Settlement R1 Invoice Period

Sep 2020 Settlement R2 Invoice Period

Mar 2020 Settlement R3 Invoice Period

Jul 2019 Settlement RF Invoice Period

Jan 2021 Settlement P1 Invoice Period

OPS submission deadline

Panel Meeting 50

Bilateral Transactions Programme Operational Advisory Group (OAG) meeting

Trading Disputes Committee

MPS and OPS charts updated

MPS and OPS reports published and OPS data refreshed

Dec 2020 Settlement R1 Invoice Period

Oct 2020 Settlement R2 Invoice Period

Apr 2020 Settlement R3 Invoice Period

Aug 2019 Settlement RF Invoice Period

Feb 2021 Settlement P1 Invoice Period

MPC agenda published

OPS submission deadline

CMOS Planned Maintenance MPS/MPS2 – 10am to 4pm

CMOS Planned Maintenance MPS/MPS2 – 10am to 4pm”

MPC papers published (non-confidential)

CMOS Planned Maintenance MPS/MPS2 if required – 10am to 4pm

User Forum

MPS and OPS charts updated

MPS and OPS reports published and OPS data refreshed