Updated 11/10/2025
Filing Number
Rate impact
Content
New Business Effective Date
Renewal Effective Date
Rule:
- Direct Payment Plan for Motor Vehicle Collision and Comprehensive Coverage Claims and Referral Repair Shop Programs
Markup of Changes
11/10/2025
11/10/2025
Rate/Rule
Liberty Mutual Personal
- Section FR-Forms
Liberty Mutual Fire Ins. Co.
Rule:
- G7. Coverages and Limits
- P2. Prior Insurance
Rate:
- Bodily Injury Limit – Coverage Factor
- Property Damage Limit – Coverage Factor
- Uninsured Bodily Injury Limit – Coverage Factor
- Underinsured Bodily Injury Limit – Coverage Factor
- Compulsory Bodily Injury Limit – Coverage Factor
LM General Ins. Co.
Rule:
- G11. Coverages and Limits
- G12. Mandatory Offer of Coverage
Rate:
- Limit Factor
- Motorcycle Rating Coverage Factors
Liberty Mutual Ins. Co.
Rate:
- Class – Territory Base Rates
Rule:
- Rule 2. Coverages and Limits
- Rule 3. Mandatory Offer
- Increased Limits Tables
Liberty Mutual Ins. Group
- Increased Limits and Program Factors
- Uninsured/Underinsured Motorists Rates
- Miscellaneous Motor Vehicle
- Motorcycle Rates
Liberty Mutual Personal
Rule:
- G11. Coverages and Limits
- G12. Mandatory Offer of Coverage
Rate:
- Coverage Factors
Liberty Mutual Ins. Group
Rate:
- Miscellaneous Motor vehicle
- Miscellaneous Motor Vehicles Base Rates
- Motorcycle Rates
- Index of forms (all carriers)
Markup of Changes
07/01/2025
07/01/2025
Form/Rate/Rule
Form:
- Massachusetts Automobile Policy – AUTO 4317 03 19
- Liberty Enhanced Coverage Endorsement – AS 3906 03 19
- Original Equipment Manufacturer Parts Coverage – AS 3834MA 03 19
Rule:
Complete Manual of Rules
SECTION A – Index Page
SECTION G – General Rules
- G1. Application of Manual
- G2. Eligibility
- G3. Policy Term
- G4. Rates and Rating Information
- G5. Changes
- G6. Cancellation
- G7. Suspension
- G8. Instructions for Pro Rata
- G9. Whole Dollar Premium
- G10. Premium Payment Plan
- G11. Coverages and Limits
- G11A. Personal Injury Protection – Deductible Form
- G12. Mandatory Offer of Coverage
- G13. Motor Vehicle Registration Certificates
- G14. Pre-Insurance Inspection Program
- G15. Deferred Operators
- G16. Additional Policy Protection
- G17. Late Payment Fee
SECTION C – Classification
- C1. Operator Factor
- C2. Operator Discount Factor
- C2A – Reserved for Future Use
- C2B – Student-away-at-School Discount
- C2C – Good Student Discount
- C2D – Senior Discount
- C2E – Defensive Driving Course Discount
- C2F – Driver Training Discount
- C2G – Advanced Driver Training Discount
- C2H – Driving Years Discount
- C3. Operator Incident Factor
- C4. Operator Surcharge Factor
- C5. Household Average Factor
SECTION F – Other Factors F
- F1. Household Composition Factor
- F2. Vehicle Factor
- F2A – VIN Factor
- F2B – Usage Factor
- F2C – Vehicle Ownership
- F2D – Annual Mileage
- F2E – Coverage Combination
- F2F – Years Owned When Added
- F2G – New-to-Liberty Vehicle Factor
- F2H – Number of Titles
- F2I – Vehicle Age Current
- F2J – Vehicle Age When Added
- F2K – Model Year
- F2L – Vehicle Age When Added X Vehicle to Driver Ratio
- F3. Incident Factor
- F3A – Chargeable Accidents
- F3B – Violation Definitions
- F3C – Accident Forgiveness
- F4. Tier Factor
- F5. Territory Factor
- F6. Vehicle Discount Factor
- F6A – Vehicle Safety Discount
- F6B –Alternative Energy Discount
- F6C – RightTrack Discount
- F7. Policy Discount Factor
- F7A – Paid-in-Full Discount
- F7B – Preferred Payment Discount
- F7C – Reserved For Future Use
- F7D– Early Quote Discount
- F7E – Group Savings Plus Discount
- F7F – Newly Licensed Operator Discount
- F7G – Newly Independent Discount
- F7H – New Move Discount
- F7I – Multi-Policy Discount
- F7J – Paperless Discount
- F7K –Military Discount
- F7L – Accident Free Discount
- F7M – Violation Free Discount
- F7N – Property Insurance Discount
- F7O – Online Purchase Discount
- F8. Limits & Deductible Factors
- F9. Basic Package Capping Factor
- F10. Late Pay Factor
- F11. Prior Insurance Factor
- F12. Min Base Price
- F13. Max Base Price
SECTION TC – Trailer and Camper Coverage and Rating
- TC1. Liability Insurance
- TC2. Physical Damage Coverage
- TC3. Camper Bodies
- TC4. Trailers
SECTION OC – Additional (Optional) Coverage Rules
- OC1. Custom Coverage Level
- OC2. Excess Electronic and Customized Equipment Coverage
- OC3. Original Parts Replacement Coverage
- OC4. Auto Loan/Lease Coverage (Gap Coverage)
- OC5. Reserved for future use
- OC6. Antique Private Passenger Automobiles
- OC7. Reserved for future use
- OC8. Reserved for future use
- OC9. Better Car Replacement
- OC10. Employee Parking Guard
- OC11. Liberty Mutual Deductible Fund
SECTION OP – Other Policy Types
- OP1. Reserved for future use
- OP2. Extended Non-Owned Coverage
SECTION FR – Forms
- SECTION PDP – Premium Determination Procedure
Rates:
- Rating Manual
03/23/2020