Class I and II employees are always in creamy layer no matter what there income is. Your father is not direct recruit to class II so you shall get benefit of Non creamy layer.
The Government of India has evolved the criteria for exclusion of certain socially advanced persons/sections from the benefits of reservation available to OBCs in civil posts and services under the Government of India and this is called the “Creamy Layer criteria”
Who are covered under Creamy layer of OBC Quota
(I) V.V.I.Ps.- President, Vice-President, Judges of the Supreme Court and of the High Courts etc.
(II) Government or PSU employees of Central or State-
(i) parents, either of whom is a Class I officer (direct recruits)
(ii) parents, both of whom are Class II officers (direct recruits)
(iii) parents of whom only the father is a direct Class II officer and he gets into Class I at the age of 40 or earlier.
(III) In military, parents, either of whom is in the rank of Colonel and above.
(IV) Persons engaged in Profession, Trade and Industry whose last three-year’s separate annual income is more then Rs. 6 lakhs per year.
(V) Families owns agriculture land having (i) ‘irrigated land’, more than 85% of the statutory ceiling area or (ii) The rule of exclusion will not apply if the land holding of a family is exclusively unirrigated.