The Scotland Bill is currently working its way through the House of Lords (currently at committee stage) -
http://services.parliament.uk/bills/2015-16/scotland.htmlThe Bill recognises the Scottish Parliament and a Scottish government as permanent among UK's constitutional arrangements, with a referendum required before either can be abolished. In addition new powers/control given to the Scottish government include:
* The ability to set Income Tax rates and bands
* Control over several benefits and removable taxes including Air Passenger Duty and Disability Living Allowance
* The right to receive half of the VAT raised in Scotland
* Extended powers over Employment Support and Universal Credit