Shane Sutton spoke with British officials Monday about the delivery Wiggins received at the 2011 Critérium du Dauphiné.
British Sports minister Tracey Crouch says Sky's Dave Brailsford faces "important questions" about a package currently under investigation.
A British media report claims Sky will not be slapped with citations or sanctions stemming from the 2011 incident.
Five-time Olympic champion Bradley Wiggins has to clear up question marks remaining over why he was granted TUEs, Chris Froome says.
The Sky principal is expected to answer questions from the Culture, Media and Sport select committee.
In an emotional and dramatic farewell race at the London velodrome, Tour champ Bradley Wiggins hints he may carry on racing.
The TUE scandal has enveloped British Cycling, with questions around Bradley Wiggins's use of otherwise banned drugs before big races.
Chris Froome said Friday he wants to see WADA and the UCI get a better handle on the controversial TUE process.
The British rider participates in this week's London Six Day amid questions surrounding the TUE scandal.
The three-time Tour de France champion said it's impossible to know whether Wiggins was cheating the system.