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International Parkinson and Movement Disorder Society
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MDS Rating Scales Permission Request Form

The International Parkinson and Movement Disorder Society (MDS) is committed to providing valid and reliable Rating Scales to the scientific and medical community. The Rating Scales listed below are copyrighted materials owned or managed by MDS. All individuals and organizations looking to use these materials must agree to the terms of use, and obtain express written permission from MDS prior to using the Rating Scales.

Permissions to use an MDS Rating Scale are granted on a single use, per language basis, and on a per study, per protocol, per language basis if being used for research purposes.

Submitting a permission request form with your intended use statement is the first step to acquiring the proper permissions to use an MDS-owned Rating Scale. Please select your scale(s) of interest along with the appropriate category of use. A study protocol number or other study-specific identifier such as an IRB, ethics committee number, or a trial registry number is required for requests to use the scale within research. Depending on the type of use, a licensing agreement may be required and licensing fees may apply. MDS' standard license covers permissions to use rating scales in original paper format only. Rating scales may not be modified in any way, including adapted for use on any e-platform, without the express written permission of MDS. Electronic development proposals must be reviewed and approved by MDS before development can begin. Please reach out to the MDS Secretariat for additional information on use of MDS-owned rating scales in an electronic or modified format.

This form will provide an estimated total licensing fee per scale, per use. Licensing fees may be subject to change following MDS' review. Kindly note licensing fees are applied on a per scale, per use, per language basis. Refer to the MDS Rating Scales Pricing Chart for additional pricing details.

For any questions please contact

MDS offers online training programs for the MDS-UPDRS, MDS-NMS and UDysRS. Click here to learn more information.

* denotes required field

Please provide a full explanation of the intended use for the materials (i.e., study details, student dissertation, use within hospital system, lead PI/faculty supervisor, synapse token, electronic development details)

Routine patient care
Government/Non-profit funded research
Industry sponsored use
Investigator-initiated non-funded research
Graduate degree related research
Other/unsure - Please contact the MDS Secretariat for pricing

Please provide a study specific identifier and type (i.e., protocol number, IRB identifier, ethics committee number, trial registry number, etc.). For multiple studies, kindly fill out a separate permissions request per study.

Please select one of the following options to specify whether you are interested in electronic use or development:
(By indicating interest in a new electronic build, you will be entering the MDS electronic development approval process. The MDS Secretariat will provide and request completion of an electronic development application to begin this process.)

Available Rating Scales

Please select scale(s) of interest.

MDS-Unified Parkinson's Disease Rating Scale (MDS-UPDRS)
Unified Dyskinesia Rating Scale (UDysRS)
The International Parkinson and Movement Disorder Society - Non-Motor Rating Scale (MDS-NMS)
A Modified Progressive Supranuclear Palsy Rating Scale (mPSPRS)
Cortical Basal ganglia Functional Scale (CBFS)
Gastrointestinal Dysfunction Scale for PD (GIDS-PD)
Global Assessment Scale for Wilson's Disease (GAS for WD)
Global Dystonia Severity Rating Scale (GDS)
Modified Bradykinesia Rating Scale (MBRS)
Modified Rush Video-Based Tic Rating Scale (MRVS)
Non-Motor Fluctuation Assessment (NoMoFA) Questionnaire
Non-Motor Symptoms Questionnaire (NMSQ)
Non-Motor Symptoms Scale for Parkinson's Disease (NMSS)
Orthostatic Tremor Severity and Disability Scale (OT-10)
Pain in Dystonia Scale (PIDS)
PKAN Disease Rating Scale (PKAN-DRS)
Quality of Life in Essential Tremor Questionnaire (QUEST)
Rating Scale for Psychogenic Movement Disorders (PMD)
Rush Dyskinesia Rating Scale (RDRS)
Rush Video-Based Tic Rating Scale
Scales for Outcomes in Parkinson's disease - Autonomic Dysfunction (SCOPA-AUT)
Scales for Outcomes in Parkinson's disease - Cognition (SCOPA-COG)
Scales for Outcomes in Parkinson's disease - Diary Card (SCOPA-DC)
Scales for Outcomes in Parkinson's disease - Psychiatric Complications (SCOPA-PC)
Scales for Outcomes in Parkinson's disease - Psychosocial Functioning (SCOPA-PS)
Scales for Outcomes in Parkinson's disease - Sleep (SCOPA-Sleep)
Short Parkinson's Evaluation Scale (SPES)/Scales for Outcomes in Parkinson's disease - Motor Function (SPES/SCOPA-Motor)
Sialorrhea Clinical Scale for PD (SCS-PD)
The Progressive Supranuclear Palsy Clinical Deficits Scale (PSP-CDS)
The Self-Administered Screening Questionnaire for Parkinson's Disease-Associated Psychosis (SASPAP)
Toronto Western Spasmodic Torticollis Scale- Psychiatric (TWSTRS-PSYCH)/Toronto Western Spasmodic Torticollis Scale-2 (TWSTRS-2)
UFMG Sydenham's Chorea Rating Scale (USCRS)
Unified Dystonia Rating Scale (UDRS)
Unified Multiple System Atrophy Rating Scale (UMSARS)



By submitting this request to MDS, you agree to the following:

*I understand that all of the International Parkinson and Movement Disorder Society (MDS) Rating Scales may only be used in paper format for the purposes described above. I also understand that reproduction, distribution, translation, or sale of any portion of the MDS Rating Scales is strictly prohibited. Changes, modifications, adaptations, and derivative works of the MDS Rating Scales are not permitted without the permission of MDS. Furthermore, the MDS Rating Scales may not be incorporated into clinical trials, training materials, certification programs, software programs, electronic platforms or otherwise except through express authorization of MDS and payment of any applicable fees. Further, MDS shall have no liability related to use of the MDS Rating Scales or any other MDS owned rating scale, and I hereby release, hold harmless, and indemnify MDS, its officers, directors, employees, volunteers, and agents, from any loss, damage, or claim based on such use.

Billing Information
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Billing Information is different from contact information above

Please click the button below once to submit your form. If you do not receive an automated confirmation email, please contact for assistance. Please allow up to 7 business days for a member of the MDS Secretariat to follow up with your request. You will not be automatically billed upon submission of this form.