Schemes face continuing uncertainty over the US Foreign Account Tax Compliance Act, despite the publication of further regulations.
Pensions minister Steve Webb has called for a middle-ground "defined aspiration" pension.
Up to 2 million women could miss out on being auto-enrolled if the government moves to peg the auto-enrolment trigger to the income tax threshold, the TUC warns.
The union-led appeals against the government's indexation switch will go ahead later this month and coincide with a protest against the changes outside the court.
European regulation demanding explicit consent for data processing runs counter to the requirements of auto-enrolment, a lawyer warns.
Revisions to the regulations governing automatic enrolment have been released following the conclusion of a Department for Work and Pensions consultation.
Public sector pension reforms will have "little or no long-term saving for taxpayers" because improved accrual rates cancel out retirement age hikes, an independent study says.
HM Treasury is pressuring the US government to "carve out" low-risk institutions from FATCA, ahead of a draft paper due this week.
Pension funds could be caught in the "side-winds" of new EU legislation that "ramps up the pressure" on data protection, lawyers warn.
The constraints on the National Employment Savings Trust were not integral to the organisation qualifying for state aid, says pensions minister Steve Webb.