BIM71000 - Computation of liability: contents

This section contains the following guidance on the current and previous years basis of assessments:

BIM71001Computation of liability: The current year and previous year basis of assessment rules: Introduction
BIM71005Computation of liability: The current year basis of assessment rules: Time from which the current year basis of assessment rules apply
BIM71010Computation of liability: The current year basis of assessment rules: General rule
BIM71015Computation of liability: The current year basis of assessment rules: Circumstances where the general rule does not apply
BIM71020Computation of liability: The current year basis of assessment rules: Accounting periods and basis periods
BIM71025Computation of liability: The current year basis of assessment rules: Apportionment of case I/II profits
BIM71030Computation of liability: The previous year basis of assessment rules
BIM71035Computation of liability: The 1996/97 transitional year basis of assessment rules
BIM71040Computation of liability: The current year basis of assessment rules: Losses
BIM71045Computation of liability: The current year basis of assessment rules: Basis of assessment in year of commencement (year 1)
BIM71050Computation of liability: The current year basis of assessment rules: Basis of assessment in year 2
BIM71055Computation of liability: The current year basis of assessment rules: Basis of assessment in year 3 and subsequent years
BIM71060Computation of liability: The current year basis of assessment rules: Examples illustrating operation of commencement rules
BIM71065Computation of liability: The current year basis of assessment rules: Change of accounting date: Introduction
BIM71070Computation of liability: The current year basis of assessment rules: Identification of year of change
BIM71075Computation of liability: The current year basis of assessment rules: Changes of accounting date between years 1, 2 and 3
BIM71080Computation of liability: The current year basis of assessment rules: Changes of accounting date in year 4 and subsequent years
BIM71085Computation of liability: The current year basis of assessment rules: First condition: First account to new accounting date must not exceed 18 months
BIM71090Computation of liability: The current year basis of assessment rules: Second condition: The change of accounting date must have been notified to an officer of the Board
BIM71095Computation of liability: The current year basis of assessment rules: Third condition: No change of basis period in the previous 5 years or change made for good commercial reasons.
BIM71100Computation of liability: The current year basis of assessment rules: Procedure if relevant conditions are met
BIM71105Computation of liability: The current year basis of assessment rules: Procedure if relevant conditions are not met
BIM71110Computation of liability: The current year basis of assessment rules: Change of accounting date by a partnership
BIM71115Computation of liability: The current year basis of assessment rules: Examples illustrating the basis period rules on a change of accounting date
BIM71120Computation of liability: The current year basis of assessment rules: Basis of assessment on cessation
BIM71125Computation of liability: The current year basis of assessment rules: Examples illustrating the operation of the cessation rules
BIM71130Computation of liability: The current year basis of assessment rules: Overlap relief
BIM71135Computation of liability: The current year basis of assessment rules: Definition of 'overlap profit'
BIM71140Computation of liability: The current year basis of assessment rules: Definition of 'overlap period'
BIM71145Computation of liability: The current year basis of assessment rules: More than one overlap period
BIM71150Computation of liability: The current year basis of assessment rules: Period in which overlap relief is given
BIM71155Computation of liability: The current year basis of assessment rules: Overlap relief given on a change of basis period
BIM71160Computation of liability: The current year basis of assessment rules: Overlap relief given on cessation
BIM71165Computation of liability: The current year basis of assessment rules: Overlap relief and losses
BIM71170Computation of liability: The current year basis of assessment rules: Accounts made up to 31 March
BIM71175Computation of liability: The current year basis of assessment rules: Accounts made up to slightly varying dates
BIM71180Computation of liability: The current year basis of assessment rules: Accounts made up to widely varying dates