(i) Pay Fixation :
On Deputation , Deputation pay fixation rules will apply which is
One increment (if same payscale) or deputation allowance whichever is more option to emploee
In higher scale the basic pay should not exceed the highest of the new payscale
If a new apptt :
Same apyscale : increased by an increment
Higher : Fixation in higher scale with one increment of lower raised to higher level of new scale
One resigns technically : becaise one keeps his lien in parent Deptt till absorbed or regularised in New Deptt
Suppose the New Deptt sends you back due to any reason you will not be denied to come bacxk to your parent deptt as your lien is live