"Our research has also shown few non-earners are aware that they can continue to make pension contributions with the benefit of tax relief and recent HMRC statistics revealed that half of couples eligible are not claiming the marriage allowance."
LEBC has written to the Women and Equalities select committee to ask it to examine how government can improve its communications around the state pension.
Ms Ingram said: "LEBC feels that what is needed now more than anything to bridge the gender pension gap is practical advice which enables women at all stages in life to improve their retirement provision by claiming existing relief and credits."
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