Industry Processes

Market-wide Systems & Data Flows

Switching Process

How Switching Works

Central Switching Service (CSS):

  1. Customer provides details to new supplier
  2. New supplier submits switch request
  3. CSS validates and processes
  4. Cooling-off period (14 days)
  5. Switch date confirmed (usually 21 days)
  6. Old supplier sends final bill
  7. New supplier takes over

Switch Timelines

Industry Databases

ECOES (Electricity)

Electricity Central Online Enquiry Service:

  • Contains all electricity supply points in UK
  • Shows current supplier for any MPAN
  • Meter technical details
  • Historical supplier information
  • Access via ECOES portal

MPAS (Gas)

DCC (Smart Meters)

Data Communications Company:

  • Communications backbone for smart meters
  • Connects meters to suppliers
  • Enables remote reads and top-ups
  • Issues can affect smart functionality

Network Operators

DNOs (Distribution Network Operators)

Own and maintain local electricity networks:

  • UK Power Networks (London, SE, East)
  • Northern Powergrid (NE, Yorkshire)
  • National Grid (Midlands, SW, Wales)
  • Scottish Power (Scotland, NW England, N Wales)
  • SSE (Northern Scotland)
  • Electricity North West (NW England)

GDNs (Gas Distribution Networks)

When to Contact Network Operators

Industry Data Flows

D0010 - Meter Reading

Flow from meter operator to supplier:

  • Contains meter reading data
  • Sent after meter exchange or reading visit
  • Used for billing
  • Can be actual or estimated

D0150 - Switch Process

D0004 - Change of Tenancy

Industry Regulations

Ofgem

Energy regulator responsibilities:

  • Sets price cap for standard tariffs
  • Enforces supplier obligations
  • Investigates complaints
  • Issues licenses to energy companies
  • Protects consumer rights

Energy Ombudsman

Standards of Conduct

Suppliers must:

  • Treat customers fairly
  • Provide clear information
  • Act in customer's best interest
  • Handle complaints effectively
  • Support vulnerable customers

Industry Issues

Erroneous Transfers

Customer switched by mistake:

  • Wrong property switched
  • Unauthorized switch (no customer consent)
  • Must be corrected quickly
  • Customer returned to original supplier
  • No charges for period

Data Issues

Support Resources

Useful Databases

Escalation Routes

  • #industry-issues: Market-wide problems
  • #switching: Switch process queries
  • #metering: Meter data issues