"Now that the two bodies have been brought together it is desirable to make the service more integrated and dispense with the need to make formal ombudsman determinations in so many cases.
"Apart from anything else this will help to speed up the process, something which I know the present ombudsman has rightly been keen to achieve."
Mr McLean noted the new provision for allowing employers make complaints was an "interesting one", and he suggested it probably reflected a need the ombudsman had identified.
He said: "How many complaints of this nature he is anticipating receiving is not clear.
"It should be noted that primary legislation will be required for some of these changes, and given the current preoccupation with Brexit it may be some time before the changes should they be approved can be brought into law."
FTAdviser reported this week that Anthony Arter has been reappointed as pensions ombudsman for another two-year term.
The consultation closes on January 19.