A support letter setting out the profession, duties, period, and location; a written explanation of the clearance condition and its effect on the start date; and confirmation of who to contact about it. Credential evidence follows the exact profession listing.
Ask for the condition in writing, not by phone
Verbal reassurance that the check is routine leaves nothing for counsel to assess and nothing for the applicant to plan around. A short written statement of what the clearance covers, who administers it, and what happens if it is delayed gives the file a clear account of why the start date is where it is. Keep every version of the offer as it evolves.
A useful test is whether someone with no knowledge of the employer could read the letter and describe the job back. Partial translations that cover only the headline title leave out program details that can matter to a profession match. The employer's letter carries most of that sequence, so it should be organized the same way. The letter should be on institutional letterhead, name the accredited college, state the department, the courses and their level, the start and end dates, and the salary.
Institutions differ in what they offer: a replacement parchment, a certified true copy, an official transcript, or a registrar's letter confirming the degree and conferral date.