EIM24285 | Car benefit calculation Step 2, accessories: exceptions: miscellaneous
From HM Revenue & Customs · Employment Income Manual
Before reading the guidance that follows this paragraph, ensure that you are familiar with:
the method statement in Section 121(1) ITEPA 2003, see EIM24015 (this page concerns step 2)
the general introduction to the treatment of accessories at EIM24200.
Extended warranties
Accessories does not include the additional cost of services such as extended warranties that may be purchased at the same time as the car.