I'm not sure I understand your complaint, question, or desire.
True, the trade is regulated in widely varying ways in different places. It is also true that this regulation is often claimed to primarily exist for restricting competition.
Yet, such claims need support. It's just too easy an assertion to make. Ditto for similarly cynical claims as to access to apprenticeship programs.
Whatever credentials you have, they will be critical in placement of you by the various trade-related employment services.
Bear in mind that the market in understandably cautious; I'm sure you have seen all manner of poor work performed by supposedly qualified persons.
