Retention and disposal schedules Transport and infrastructure retention schedule

Published: 24 July 2026

Drainage management

Sustainable urban drainage systems

  • Retention period: End of life of drainage system
  • Action: Delete
  • Reasoning: Business requirement
  • Personal data: Yes
  • Special category data: No

Flood water management

  • Retention period: 21 years and 9 months
  • Action: Delete
  • Reasoning: Highways act 1980 s118
  • Personal data: Yes
  • Special category data: Yes

Drainage drawings

  • Retention period: Permanent
  • Action: Retain
  • Reasoning: Business requirement
  • Personal data: No
  • Special category data: No

Highway status

Highway extent queries

  • Retention period: Permanent
  • Action: Retain
  • Reasoning: Business requirement
  • Personal data: Yes
  • Special category data: No

Highway extinguishment

  • Retention period: Permanent
  • Action: Retain
  • Reasoning: Business requirement
  • Personal data: No
  • Special category data: No

Highways adoption

  • Retention period: Permanent
  • Action: Retain
  • Reasoning: Business requirement
  • Personal data: No
  • Special category data: No

Public request for highway adoption

  • Retention period: 6 years
  • Action: Delete
  • Reasoning: Business requirement
  • Personal data: Yes
  • Special category data: No

Street naming and numbering

  • Retention period: Permanent
  • Action: Retain
  • Reasoning: Business requirement
  • Personal data: No
  • Special category data: No

Highway enforcement

Bay supervisions and dispensations

  • Description: Traffic management plans
  • Retention period: 6 years
  • Action: Delete
  • Reasoning: Business requirement
  • Personal data: No
  • Special category data: No

Enforcement actions

  • Retention period: 6 years
  • Action: Delete
  • Reasoning: Business requirement
  • Personal data: No
  • Special category data: No

Public transport

Buses

  • Description: Operator information, link to timetables
  • Retention period: 20 years
  • Action: Delete
  • Reasoning: Business requirement
  • Personal data: Yes
  • Special category data: Yes

Air travel

  • Retention period: 21 years and 9 months
  • Action: Delete
  • Reasoning: Business requirement
  • Personal data: Yes
  • Special category data: No

Concessionary travel

  • Retention period: 6 years
  • Action: Delete
  • Reasoning: Business requirement
  • Personal data: Yes
  • Special category data: No

Trains

  • Description: Operator information, link to timetables
  • Retention period: 21 years and 9 months
  • Action: Delete
  • Reasoning: Business requirement
  • Personal data: Yes
  • Special category data: Yes

Road safety

Road safety awareness

  • Description: Correspondence, contract information
  • Retention period: 6 years
  • Action: Delete
  • Reasoning: Business requirement
  • Personal data: Yes
  • Special category data: Yes

Road traffic collisions

  • Description: Audits, reports plans, investigations
  • Retention period: Permanent
  • Action: Retain
  • Reasoning: Business requirement
  • Personal data: Yes
  • Special category data: Yes

Safety audits

  • Description: Audits, reports plans
  • Retention period: Life of highway
  • Action: Delete
  • Reasoning: Business requirement
  • Personal data: No
  • Special category data: No

Road safety improvement

  • Retention period: Life of highway
  • Action: Delete
  • Reasoning: Business requirement
  • Personal data: Yes
  • Special category data: No

Speed cameras

  • Description: Audits, reports plans
  • Retention period: Life of highway
  • Action: Delete
  • Reasoning: Business requirement
  • Personal data: Yes
  • Special category data: No

School transport

Refer to retention schedule for education and learning.

Community transport

Providers

  • Retention period: 6 years
  • Action: Delete
  • Reasoning: Business requirement
  • Personal data: Yes
  • Special category data: No

Passengers

  • Description: Bookings, passenger records, service level agreements, financial records, bus passes
  • Retention period: 6 years
  • Action: Delete
  • Reasoning: Business requirement
  • Personal data: Yes
  • Special category data: Yes

Fleet management

Vehicle management

  • Description: Maintenance schedules, vehicle files, section 19 permits
  • Retention period: 6 years
  • Action: Delete
  • Reasoning: Limitation act 1980 (section 2)
  • Personal data: No
  • Special category data: No

Driver management

  • Description: Driver licences, driver training records
  • Retention period: 6 years
  • Action: Delete
  • Reasoning: Business requirement
  • Personal data: Yes
  • Special category data: No

Fuel management

  • Description: Transactions, management checks
  • Retention period: 6 years
  • Action: Delete
  • Reasoning: Business requirement
  • Personal data: No
  • Special category data: No

Administration and finance

  • Retention period: 6 years
  • Action: Delete
  • Reasoning: Business requirement
  • Personal data: No
  • Special category data: No

Traffic management

Monitoring

  • Description: Accident records - fatal
  • Retention period: 6 years
  • Action: Delete
  • Reasoning: Limitation act 1980 (section 2)
  • Personal data: Yes
  • Special category data: Yes

Parking

  • Description: Enquiries, new scheme plans, disabled parking
  • Retention period: Life of highway
  • Action: Delete
  • Reasoning: Business requirement
  • Personal data: Yes
  • Special category data: Yes

Vehicle access

Controlled crossings

  • Retention period: Life of highway
  • Action: Delete
  • Reasoning: Business requirement
  • Personal data: Yes
  • Special category data: Yes

Speed limits

  • Retention period: Life of highway
  • Action: Delete
  • Reasoning: Business requirement
  • Personal data: Yes
  • Special category data: Yes

Schemes

  • Retention period: Life of highway
  • Action: Delete
  • Reasoning: Business requirement
  • Personal data: Yes
  • Special category data: Yes

Transport planning

Development management

  • Description: Planning consultations
  • Retention period: 6 years
  • Action: Delete
  • Reasoning: Business requirement
  • Personal data: No
  • Special category data: No

Transport strategy

  • Description: Strategies, policies, bids
  • Retention period: 20 years
  • Action: Delete
  • Reasoning: Business requirement
  • Personal data: Yes
  • Special category data: No

Walking and cycling

  • Retention period: Life of highway
  • Action: Delete
  • Reasoning: Business requirement
  • Personal data: Yes
  • Special category data: Yes

Smart vehicle

  • Retention period: 6 years
  • Action: Delete
  • Reasoning: Business requirement
  • Personal data: Yes
  • Special category data: No

Transport modelling

  • Description: Requests to use the model and data from model, traffic data requests, development modelling.
  • Retention period: 20 years
  • Action: Delete
  • Reasoning: Business requirement
  • Personal data: Yes
  • Special category data: No

Travel plans

  • Description: School travel plans, business travel plans, development travel plans
  • Retention period: Life of travel plan
  • Action: Delete
  • Reasoning: Business requirement
  • Personal data: No
  • Special category data: No

Network management

Intelligent transport systems

  • Description: Signal layouts, timings, technical information, emergency traffic management plans, intelligent transport systems, ICT systems, communications
  • Retention period: Life of highway
  • Action: Delete
  • Reasoning: Business requirement
  • Personal data: No
  • Special category data: No

Road classification

  • Retention period: Life of highway
  • Action: Delete
  • Reasoning: Business requirement
  • Personal data: No
  • Special category data: No

Winter maintenance

  • Retention period: 21 years and 9 months
  • Action: Delete
  • Reasoning: Business requirement
  • Personal data: No
  • Special category data: No

Licensing and permits

  • Description: Traffic management plans, street works qualification register details, risk assessments, public liability insurance
  • Retention period: 21 years and 9 months
  • Action: Delete
  • Reasoning: Business requirement
  • Personal data: Yes
  • Special category data: Yes

Temporary traffic regulation orders and notices

  • Description: public liability insurance, plans, pro-formas, letters to residents
  • Retention period: Life of highway
  • Action: Delete
  • Reasoning: Business requirement
  • Personal data: No
  • Special category data: No

Public enquiries

Structures

  • Retention period: Life of structure
  • Action: Delete
  • Reasoning: Business requirement
  • Personal data: No
  • Special category data: No

Emergency works

  • Retention period: 21 years and 9 months
  • Action: Delete
  • Reasoning: Business requirement
  • Personal data: No
  • Special category data: No

Highway inspections

  • Retention period: 21 years and 9 months
  • Action: Delete
  • Reasoning: Business requirement
  • Personal data: No
  • Special category data: No

Roads and footways

  • Retention period: 21 years and 9 months
  • Action: Delete
  • Reasoning: Business requirement
  • Personal data: Yes
  • Special category data: Yes

Trees and verges

  • Retention period: 21 years and 9 months
  • Action: Delete
  • Reasoning: Business requirement
  • Personal data: Yes
  • Special category data: Yes

Planned maintenance

  • Retention period: Life of highway
  • Action: Delete
  • Reasoning: Business requirement
  • Personal data: No
  • Special category data: No

Street lighting

  • Retention period: Life of streetlight
  • Action: Delete
  • Reasoning: Business requirement
  • Personal data: Yes
  • Special category data: No

Drains and gullies

  • Retention period: Life of highway
  • Action: Delete
  • Reasoning: Business requirement
  • Personal data: Yes
  • Special category data: Yes

Reports

  • Description: Transport and infrastructure reports
  • Retention period: Until superseded
  • Action: Delete
  • Reasoning: Business requirement
  • Personal data: Yes
  • Special category data: No

Compliance

Guidance

  • Description: Guidance documents
  • Retention period: Until superseded
  • Action: Delete
  • Reasoning: Business requirement
  • Personal data: No
  • Special category data: No

Legislation

  • Description: Legislation documentation and guidance
  • Retention period: Until superseded
  • Action: Delete
  • Reasoning: Business requirement
  • Personal data: No
  • Special category data: No

Policies and strategy

  • Description: Policy and strategy documents
  • Retention period: Until superseded
  • Action: Delete
  • Reasoning: Business requirement
  • Personal data: No
  • Special category data: No

Parking management and enforcement

Parking management

  • Retention period: 15 years
  • Action: Delete
  • Reasoning: Business requirement
  • Personal data: No
  • Special category data: No

Enforcement

  • Retention period: 15 years
  • Action: Delete
  • Reasoning: Business requirement
  • Personal data: Yes
  • Special category data: No