Historical Data from the National Archives

The following historical data is available from the National Archives:

• Aircraft Type Certificate Data Sheets
• Engine Type Certificates
• Engine Type Certificate Data Sheets
• Archived Engine Type Certificates and Type Certificate Data Sheets
• Propeller Type Certificate Data Sheets

To assist in the identification of TCDS the following letter codes are used:

• BA Aeroplanes of UK design
• BAS Airships of UK design
• BB Balloons of UK design
• BG Gliders of UK design
• BG0 Gyroplanes of UK design
• BM Microlights of UK design
• BR Rotorcraft of UK design
• FA Aeroplanes of Non-UK design
• FAS Airships of Non-UK design
• FG Gliders of Non-UK design
• FR Rotorcraft of Non-UK design

For microlight approvals please see the British Microlight Aircraft Association (BMAA) website.