With recent questions about the investment allowed in Sipps and some regulatory concern, the idea of a return to a permitted or 'whitelist' of investments is gaining ground.
The volume of automated investment transactions through the ViaNova project has doubled as a direct result of auto-enrolment.
The sales of two types of Sipp offered by AXA Wealth have risen over the last year, the firm has reported.
The government has advanced its pension thinking this month with the enactment of The Finance Act 2014, guidance on allowing new retirees access to next year's pension freedoms and its response to the consultation on those freedoms.
The Pensions Regulator should be given the power to remove websites that are suspected of pension liberation, a pensions firm says.
About 20.5 million people may be planning to rely exclusively on a state pension to help fund their retirement, fresh estimates have suggested.