Form OPM 1510 at a glance
What it is: Certification of Agency Offer of Position and Required Documentation (for Discontinued Service Retirement Under CSRS or FERS).
Who signs: Signature of responsible agency personnel officer.
A filled-in Form OPM 1510 example: a personnel officer certifies when no written offer was made

How to fill out Form OPM 1510, box by box
Is the employee in the Senior Executive Service?
Written offer of a position: job titles and the offered position

5. Was the employee given a written offer of a position in your agency (or in another agency to which his or her function was transferred in a transfer of function between agencies)? Yes: Also complete items 6-13. No: Skip to Agency Certification, items 14-18.
Give employee's current job title, classification series and grade in Box 6, and the offered position's job title, classification series and grade in Box 7.
Instructions to Agency Personnel Complete this certification whenever an employee is being separated for discontinued service retirement. Attach the completed form to the employee's application for retirement. If a properly completed certification does not accompany an employee's retirement application, OPM will not authorize any annuity payments, including interim payments, until the certification is received, unless the employee is also eligible for retirement based on his or her age and service. A job offer is a "reasonable offer" if all of the following conditions are met.
1. The agency offer of the position must be in writing.
2. The employee must meet established qualification requirements for the position.
3. The offered position must be in the employee's agency, including an agency to which the employee is transferred with his/her function in a transfer of function between agencies.
4. The offered position must be within the employee's commuting area, unless the employee is under a geographic mobility agreement.
5. The offered position must be of the same tenure as the current position.
6. The offered position must not be lower than the equivalent of 2 grade/pay levels under the employee's current grade or pay level.
8. The offered position was (check the appropriate box): Within the commuting area or Outside the commuting area.
9. Was a geographic mobility agreement in effect for the employee? Mark Yes or No.
10. Was the offered position of the same work schedule (full-time for full-time employee; part time of at least the same number of hours for part-time employee, etc.)? Mark Yes or No.
11. Was the offered position of the same tenure, i.e., in the same service (competitive, excepted, or Senior Executive Service) and of the same type (career, permanent, indefinite, etc.)? Mark Yes or No.
12. Does the employee meet the X-118 or equivalent qualifications of the offered position? Mark Yes or No.
13. Was the grade or pay level of the offered position within two grades or pay levels of the employee's position? Mark Yes or No.
Agency Certification

By signing you certify that the information accurately describes the agency's offer of position to the applicant, if such offer was made, and that documentation required in Chapter 44 of CSRS and FERS Handbook for Personnel and Payroll Offices is attached.
Sign Signature of responsible agency personnel officer in Box 14, then enter the Telephone number in Box 15 and the Date in Box 16.
Enter the Typed name and title of responsible agency personnel officer in Box 17.
Enter the Name and mailing address of agency in Box 18.
Sources
[1] Form OPM 1510, Certification of Agency Offer of Position and Required Documentation (for Discontinued Service Retirement Under CSRS or FERS), U.S. Office of Personnel Management (the Official source link on this page).


