Two Step Promotion Rule Calculator
Estimate the GS grade and step that should result from the federal two-step promotion rule using the 2026 General Schedule base table, optional locality percentage, and a transparent pay-setting worksheet.
Promotion Inputs
Promotion Result
Step-by-Step Pay-Setting Worksheet
| Step | Calculation | Result | Meaning |
|---|
What Is the Two Step Promotion Rule Calculator?
A two step promotion rule calculator helps federal General Schedule employees estimate the minimum payable rate after promotion. The rule does not usually move you to the same step in the next grade. Instead, it first determines the rate you would have after two within-grade increases in your current grade, then finds the lowest step in the higher grade that equals or exceeds that amount.
This page is designed for GS employees, federal HR specialists, applicants comparing promotion offers, and supervisors who need a transparent explanation of promotion pay. It uses the annual base pay table, then optionally applies locality as a separate planning estimate after the grade and step are found.
Two Step Promotion Rule Formula
- Find current base pay. Select the current GS grade and step from the applicable base table.
- Add two within-grade increases. For most grades, the WGI amount is the difference between adjacent steps in the current grade.
- Set the promotion target. Current base pay plus two WGIs becomes the minimum target rate.
- Find the new step. In the promoted grade, choose the lowest step that is equal to or greater than the target rate.
- Apply locality for planning. Locality pay is added after identifying the base grade and step when using a standard base-table estimate.
| Variable | Meaning | Typical Source | Common Pitfall |
|---|---|---|---|
| Current GS Rate | Base pay before promotion | OPM GS base table | Using locality-adjusted pay as the promotion target |
| WGI | Within-grade increase amount | Difference between adjacent steps | Forgetting Step 10 still requires a two-WGI equivalent |
| Target Rate | Current rate plus two WGIs | Promotion rule calculation | Rounding too early |
| New Grade Step | Lowest step in new grade meeting the target | Higher grade pay table | Assuming same-step promotion |
Practical Examples
Example 1: GS-12 Step 4 to GS-13
Using the 2026 base table in this calculator, GS-12 Step 4 is compared against the result of adding two GS-12 within-grade increases. The calculator then scans GS-13 Steps 1 through 10 and selects the first step that meets or exceeds the target. In many common GS-12 to GS-13 cases, the result is GS-13 Step 1 because the new grade starts above the two-step target.
Example 2: GS-7 Step 10 to GS-9
Step 10 does not prevent the rule from being applied. The calculator adds the value of two WGIs for the current grade, creating a theoretical target above Step 10, then finds the proper step in GS-9.
How to Use This Calculator Correctly
- Select your current GS grade and step immediately before the promotion.
- Select the promoted grade. The promoted grade must be higher than the current grade.
- Enter locality only for a planning estimate of the final annual rate with locality. The step determination uses base pay in this simplified tool.
- Review the worksheet table to see exactly how the target rate and promoted step were selected.
- Use manual target override only when HR gives you a special precomputed target or when modeling an unusual pay action.
Factors That Can Change the Official Result
- Geographic conversion: If your official worksite changes, HR may convert pay schedules before applying the promotion rule.
- Simultaneous WGI or QSI: If effective on the same day, that increase is generally processed before the promotion calculation.
- Special salary rates: Certain occupations and locations use special rate tables, not only the GS base table.
- Retained rates: Employees with pay retention can require special processing.
- Pay caps: Higher-grade employees may be affected by statutory caps.
- Agency implementation: HR systems and official personnel actions are the controlling source.
Frequently Asked Questions
Does the two-step rule use base pay or locality pay?
For the standard base-table explanation, the step is determined from the applicable basic pay schedule first. Locality is then applied to the resulting grade and step for a total salary estimate.
What happens if I am already at Step 10?
The value of two within-grade increases is still added to your existing rate for the current grade. The calculator models that by adding two WGI amounts even when no Step 11 or Step 12 exists.
Can this calculator handle a downgrade or reassignment?
No. It is built for promotions from one GS grade to a higher GS grade. Reassignments, changes to lower grade, pay retention, and conversions need separate rules.
Why did my HR result differ from this estimate?
Common reasons include locality conversion, special rates, retained pay, a simultaneous WGI or QSI, a different pay table year, or agency-specific processing facts.
Is the result guaranteed?
No. This is an informational estimator. Your agency HR office and the official personnel action control your payable rate.
Does this work for WG, WL, or WS employees?
No. This version is for General Schedule promotions only.