Its not a qualification. Its more of a status. Being a final signatory for one company doesn't mean you can be a final signatory at another company, they will usually ask you to sit their internal exam before submitting your name to the PMCPA.

Gaining a final signatory status is not a formal qualification. It requires learning about the application of the ABPI code of practice through studying, mentoring and hands on experience. Usually pharmaceutical companies would require their final signatories to undergo a test before submitting their name to the PMCPA to be a signatory on behalf of the company. The test can consist of different elements there may be a written part including aspects of understanding code requirements, the clauses, reviewing materials in addition to commenting on code cases, there can also be a viva as part of the assessment. Assessments can last between 30 minutes to 2 hours depending on the company, posisiton of the signatory and their experience.