Oshawa MHA is a member of the Lakeshore and ETA hockey leagues. The rates published in the 2019-20 Ontario Minor Hockey Association rates (Manual of Operations) are as follows.
| Two Official System |
10/10/10 |
10/10/15 |
10/15/15 |
15/15/15 |
| Novice & below |
22 |
24 |
26 |
28 |
| Atom |
23 |
25 |
27 |
29 |
| Peewee |
26 |
28 |
30 |
32 |
| Bantam |
27 |
29 |
31 |
33 |
| Midget |
28 |
30 |
32 |
34 |
| Three Official System |
10/10/10 |
10/10/15 |
10/15/15 |
15/15/15 |
15/15/20 |
| Peewee & below |
|
|
|
|
|
| Referee |
30 |
32 |
34 |
36 |
38 |
| Linesman |
24 |
26 |
28 |
30 |
32 |
| Bantam & Midget |
|
|
|
|
|
Referee
|
34 |
36 |
38 |
40 |
42 |
| Linesman |
26 |
28 |
30 |
32 |
34 |
| Four Official System |
15/15/15
|
15/15/20 |
15/20/20 |
20/20/20 |
| M.Midget AAA & Midget AAA |
|
|
|
|
| Referee |
40 |
42 |
44 |
46 |
| Linesman |
32 |
34 |
36 |
38 |
| |
|
|
|
|