Sir Malcolm Rifkind is to request that the US hands over any material documenting the UK's role in the CIA's post-9/11 interrogation programme.
A US Senate report found "brutal" treatment of al-Qaeda suspects in the wake of 9/11.
Downing Street has said some material was removed from the report at the UK's request, for national security reasons.
But it said no redactions related to British involvement in the mistreatment of prisoners.
Sir Malcolm is head of the House of Commons Intelligence and Security Committee, and is chairing an inquiry into the involvement of British intelligence agencies in the CIA's programme of detaining and interrogating al-Qaeda suspects.
Writing in the Sunday Telegraph, he said his committee needed to discuss whether the government or intelligence or security agencies had tried to have redacted parts of the Senate report that might have been embarrassing.
'Brutal' interrogations
Sir Malcolm said it was for the US government to decide whether to supply his inquiry with redacted material, rather than the Senate committee.
"We are taking the steps that are normally taken to try to obtain information," he said.
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