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Market Codes
learn moreThe latest version of the market codes, the change process and consultations on changes.

Panel & Committees
learn moreWhat the Panel does and meeting details, member biogs and panel committees

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

Market Performance
learn moreKey charts and information outlining market performance including switching and settlement
FORTHCOMING EVENTS
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)
22Feb
MPS and OPS charts updated
22Feb
MPS and OPS reports published and OPS data refreshed
24Feb
User Forum
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
Today we've published the January edition of #MarketFocus which features an overview of our draft 2021/24 Business… https://t.co/lL1HxL8bos
14:27 - 19 Jan 2021
Remember to give us your feedback on our draft 2021-24 Business Plan plan. Consultation closes 22 January:… https://t.co/9teApLNwg2
10:56 - 19 Jan 2021
RT @EnvAgencyAnglia: Please don't walk through flood water as it can contain hidden dangers⚠️ Make sure you are signed up to our flood war…
08:40 - 19 Jan 2021
RT @IndepenLtd: Today Indepen and @TheWater_Report host the 3rd & final #SocialContractSummit debate exploring young professionals’ views o…
14:03 - 18 Jan 2021
RT @Ofwat: We’re excited to announce that entries are now open for the first round of the Innovation in Water Challenge! Find out more http…
14:02 - 18 Jan 2021
Our Cost to Serve Efficiency programme is targeted at driving down the cost of the core services that @MOSL_ provi… https://t.co/H65myrht6C
10:25 - 15 Jan 2021
Metering is one of the root causes of a number of key market frictions. Find out more about our Strategic Metering… https://t.co/JpyAQn1OhN
09:25 - 14 Jan 2021
Thank you @StretchingtheCity for leading our Wellbeing Webinar on smart eating strategies whilst working from home… https://t.co/GQV65Mw8T4
16:24 - 13 Jan 2021
We are looking for a Market Design Analyst to join our friendly and ambitious team. This is a permanent position ho… https://t.co/LRnkYFCdpO
09:54 - 13 Jan 2021
Our business planning process has focused on engaging closely with the Panel, Board and members, to develop a plan… https://t.co/1QvqNBRU0T
10:00 - 12 Jan 2021
If you want to find out more about being part of MOSL's website redesign beta group, email comms@mosl.co.uk for an… https://t.co/WInVg8VtXH
17:04 - 11 Jan 2021
Our business plan aims to deliver high #quality, #reliable and #consistent core services alongside a longer-term pl… https://t.co/ovT7Ql8YEj
13:36 - 11 Jan 2021