Section 14 of Flexible New Deal provider guidance warns providers about potential letters from MP's. New Deal provider guidance never contained this, it must be in response to complaints to MP's regarding New Deal.
Member of Parliament (MP) letter s
14.34. Members of Parliament (MPs) may contact you as a result of receiving queries from their constituents. JCP have systems in place to deal with MPs letters therefore it is important you consult with the Third Party Provision Manager (TPPM) as soon as possible so responses can be dealt with swiftly.
Basically, it says, dont respond to MP letters without consulting Jobcentre Plus who will advise what response to give.