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The Report of the Iraq Inquiry
not fully aware of the access and background of key informants, and could
not therefore read their material against the background of an understanding
of their motivations for passing on information.”356
667.  The Butler Report also addressed the fact that the SIS report of 11 September
had been given a very restricted circulation and drew attention to the:
“… evidence of difficulties that arose from the unduly strict
‘compartmentalisation’ of intelligence which meant that experts in DIS did not
have access to an intelligence report which became available in September 2002
and played a major role for the JIC in confirming previous intelligence reports that
Iraq was producing chemical and biological weapons.”357
668.  Sir Richard Dearlove told the Butler Review that:
“… SIS were concerned to minimise knowledge of the existence of the source during
what they expected to be an initial, very sensitive, period of development. The
source’s intelligence about chemical weapons production was therefore distributed
to an extremely limited circle of senior readers.”358
669.  The Butler Report stated that:
It understood “SIS’s concern to give maximum protection to their source in those
particular, and transitional, circumstances”.
It had been “told that in-house SIS technical experts took a preliminary and
provisional view that the report should be issued, as being from ‘A new source
on trial’”.
“But the exclusion of Dr Jones and his staff from readership of the original
report meant that this intelligence was not seen by the few people in the UK
intelligence community able to form all-round, professional technical judgements
on its reliability and significance.”359
670.  The Butler Report added:
We recognise that circumstances arise in which it is right for senior officials to
take a broad view that differs from the opinions of those with expertise on points
of detail.
We do not, however, consider that the report held back from Dr Jones and
his staff (which Dr Jones’s superiors regarded as justifying the certainty of
356  Review of Intelligence on Weapons of Mass Destruction [“The Butler Report”], 14 July 2004, HC 898,
paragraph 456.
357  Review of Intelligence on Weapons of Mass Destruction [“The Butler Report”], 14 July 2004, HC 898,
paragraph 452.
358  Review of Intelligence on Weapons of Mass Destruction [“The Butler Report”], 14 July 2004, HC 898,
paragraph 574.
359  Review of Intelligence on Weapons of Mass Destruction [“The Butler Report”], 14 July 2004, HC 898,
paragraph 575.
242
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