Indicator C1: Timely Services

OSEP Resources

• Part C SPP/APR Packages
  • SPP/APR Instructions – This OSEP document, which is part of the SPP/APR package, provides information on the content that must be provided in Indicator C1: Timely Services. It specifically references information about slippage, resetting baseline, and when the state has less than 100% compliance and did not report issuing a finding.
  • SPP/APR Measurement Table – This OSEP document lists the monitoring priorities, required data sources for Indicator C1: Timely Services, its measurement, and instructions for providing the required information for this indicator.
  • SPP/APR Related Requirements – This OSEP document, which is part of the SPP/APR Package, includes a list of the Monitoring Priorities and Indicators, including Indicator C1: Timely Services, and the requirements from the statutes and regulations that are related to this indicator.
• OSEP’s Universal TA for FFY 2020-2025 – This OSEP document provides information about resetting baseline and applies to Indicator C1: Timely Services.
• IDEA Part C SPP/APR User Guide – This User Guide explains the basic mechanics of system access and navigation and the specific steps required to submit the SPP/APR report. It provides some general information about resetting baseline, which applies to Indicator C1: Timely Services.
• State General Supervision Responsibilities under Parts B and C of the IDEA: Monitoring, Technical Assistance, and Enforcement (OSEP QA23-01) – This resource outlines the state’s general supervision responsibilities under Parts C and B of IDEA. It includes information on the requirements associated with identifying and verifying correction of noncompliance. These requirements must be used in the description of how the state verified correction of findings on noncompliance in Indicator C1: Timely Services.

TA Resources

• Examples of Reasons for Delay and Exceptional Family Circumstances for Indicator C1 – This resource provides some examples of program reasons for delay (required to be reported) and examples of delays due to exceptional family circumstances (not required to be reported) for Indicator C1: Timely Services.
• Identifying, Correcting and Reporting Noncompliance: A State Guide – This guide outlines the steps in identifying, correcting and reporting of noncompliance in the SPP/APR and is applicable to Indicator C1: Timely Services requirement to report on how the state verified correction of noncompliance. It is based on the Office of Special Education Programs (OSEP) QA 23-01: State General Supervision Responsibilities Under Parts B and C of the IDEA.
• Slippage definition (page 25) Part C SPP/APR User Guide – This resource provides the definition of slippage, which is helpful to understand, especially if the state is required to explain reasons for slippage for Indicator C1: Timely Services.
• Slippage Examples – This resource provides examples of slippage for Indicator C1: Timely Services.
• SPP/APR Submission Guidance Checklist and Tips – Indicator C1: Timely Services– This resource helps ensure states have included all required data and narrative in Indicator C1: Timely Services including:
  • Accuracy of historical data
  • Current FFY data, including description of slippage, if applicable
  • Exceptional family circumstance data, including description of reasons for delay, if applicable
  • Data source used, including associated required descriptions
  • Data and narrative on the correction of findings in prior FYY
  • Data and narrative on the correction of findings of noncompliance identified prior to previous FFY

  It also reminds states to review and address any required actions within “OSEP Response” and “Required Actions” as outlined in the prior year’s SPP/APR.

• SPP/APR Submission Guidance Data Calculations – Indicator C1: Timely Services – This resource provides detailed information about the data needed for the timely services calculation based on the federal measurement table and related documentation. Specifically, it provides information about general considerations (e.g. the measurement of timely services is based on the state’s definition of timely services), the data needed for the numerator and denominator, data points for the calculation, data sources, and an example calculation.
• Target Setting Guide – This guide provides information on resetting baseline when the timely services definition changes or the method in which data are collected and reported change for Indicator C1: Timely Services. Targets cannot be because since this is a compliance indicator.

Published September 2026.