For section 179 Valuations                            (click to section 143 Valuations below)

Please ensure that the s179 guidance and assumptions that you use comply with the correct effective date and signing date as per the following tables:

a) Effective date on or after 31 October 2009

Signing Date	Version number of section 179 guidance	Version number of section 179 assumptions
On or after 31 October 2009	G5	A5

 b) Effective date between 1 April 2009 and 30 October 2009 (inclusive)

Signing Date	Version number of section 179 guidance	Version number of section 179 assumptions
On or after 1 April 2009	G5	A4

c) Effective date between 31 March 2008 and 31 March 2009 (inclusive)

Signing Date	Version number of section 179 guidance	Version number of section 179 assumptions
On or after 1 October 2009	G5	A4
Between 1 April 2009 and 30 September 2009 (inclusive)	G4 or G5	A4
On or before 31 March 2009	G4	A4

d) Effective date between 6 April 2007 and 30 March 2008 (inclusive)

Signing Date	Version number of section 179 guidance	Version number of section 179 assumptions
On or after 1 October 2009	G5	A3
Between 6 April 2007 and 30 September 2009 (inclusive)	G4 or G5	A3

e) Effective date between 11 September 2006 and 5 April 2007 (inclusive)

Signing Date	Version number of section 179 guidance	Version number of section 179 assumptions
On or after 1 October 2007	G4	A3
Between 6 April 2007 and 30 September 2007 (inclusive)	G3 or G4	A3
On or before 5 April 2007	G3	A3

 f) Effective date on or before 10 September 2006

Signing Date	Version number of section 179 guidance	Version number of section 179 assumptions
On or after 1 October 2007	G4	A3
Between 6 April 2007 and 30 September 2007 (inclusive)	G3 or G4	A3
Between 1 November 2006 and 5 April 2007 (inclusive)	G3	A3
Between 1 November 2005 and 31 October 2006	V2	V2

"Effective date"

For section 143 Valuations

 Please ensure that the s143 guidance and assumptions that you use comply with the correct effective date and signing date as per the following tables:

a) Effective date on or after 1 January 2010

Signing Date	Version number of section 143 guidance	Version number of section 143 assumptions
On or after 1 January 2010	H4	B4

b) Effective date  between 31 October 2009 and 31 December 2009

Signing Date	Version number of section 143 guidance	Version number of section 143 assumptions
On or after 1 August 2010	H4	B4
Between 31 October 2009 and 31 July 2010 (inclusive)	H3	B4

 c) Effective date between 1 April 2009 and 30 October 2009 (inclusive)

Signing Date	Version number of section 143 guidance	Version number of section 143 assumptions
On or after 1 August 2010	H4	B3
Between 1 April 2009 and 31 July 2010 (inclusive)	H3	B3

d) Effective date between 31 March 2008 and 31 March 2009 (inclusive)

Signing Date	Version number of section 143 guidance	Version number of section 143 assumptions
On or after 1 August 2010	H4	B3
Between 1 January 2010 and 31 July 2010 (inclusive)	H3	B3
Between 31 March 2008 and 31 December 2009 (inclusive)	H2	B3

e) Effective date between 11 September 2006 and 30 March 2008 (inclusive)

Signing Date	Version number of section 143 guidance	Version number of section 143 assumptions
On or after 1 August 2010	H4	B2
Between 1 January 2010 and 31 July 2010 (inclusive)	H3	B2
Between 11 September 2006 and 31 December 2009 (inclusive)	H2	B2

f) Effective date between 6 April 2005 and 10 September 2006 (inclusive)

Signing Date	Version number of section 143 guidance	Version number of section 143 assumptions
On or after 1 August 2010	H4	B2
Between 1 January 2010 and 31 July 2010 (inclusive)	H3	B2
Between 1 January 2007 and 31 December 2009 (inclusive)	H2	B2
Betwen 6 April 2005 and 31 December 2006 (inclusive)	V1	V1