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Assistance Listing 47.049

Mathematical and Physical Sciences

U.S. National Science Foundation

Assistance Listing 47.049, “Mathematical and Physical Sciences,” is a federal program administered by U.S. National Science Foundation. It provides grant assistance. GrantsJunction currently tracks 44 open, 0 forecasted and 74 closed opportunities under this listing. The agency reported $1.54B in obligations for fiscal year 2025.

Program objective

To promote the progress of the mathematical and physical sciences and thereby strengthen the Nation's scientific enterprise; to increase the store of scientific knowledge and enhance understanding of major problems confronting the Nation.

As published in the SAM.gov Assistance Listing.

Current opportunities under 47.049

All 44 →
Closes in 1 dayALN 47.049

Algebra and Number Theory

U.S. National Science Foundation
Award range
Amount not specified
Closes
Oct 9, 2026
Who can apply
Unrestricted (any entity type)
Source: Grants.govVerified today
Closes in 6 daysALN 47.049

Mathematical Biology

U.S. National Science Foundation
Award range
Amount not specified
Closes
Oct 14, 2026
Who can apply
Unrestricted (any entity type)
Source: Grants.govVerified today
OpenALN 47.049

Geometric Analysis

U.S. National Science Foundation
Award range
Amount not specified
Closes
Nov 3, 2026
Who can apply
Unrestricted (any entity type)
Source: Grants.govVerified today
OpenALN 47.049

Topology

U.S. National Science Foundation
Award range
Amount not specified
Closes
Nov 3, 2026
Who can apply
Unrestricted (any entity type)
Source: Grants.govVerified today
OpenALN 47.049

Applied Mathematics

U.S. National Science Foundation
Award range
Amount not specified
Closes
Nov 16, 2026
Who can apply
Unrestricted (any entity type)
Source: Grants.govVerified today
OpenALN 47.049

Plasma Physics

U.S. National Science Foundation
Award range
Amount not specified
Closes
Nov 16, 2026
Who can apply
Unrestricted (any entity type)
Source: Grants.govVerified today
OpenALN 47.049

Astronomy and Astrophysics Research Grants

U.S. National Science Foundation
Award range
Amount not specified
Closes
Nov 16, 2026
Who can apply
Unrestricted (any entity type)
Source: Grants.govVerified today

Eligible applicants (program level)

  • Other

Intended beneficiaries: Specific Restrictions Determined at NOFO Level.

Program-level eligibility from SAM.gov. Each funding notice sets its own requirements.

Reported obligations by fiscal year

Historical data · not a prediction
FY24$1.54B
FY25$1.54B
FY26$512M est.

Range and average of financial assistance (from the listing): Range Low: $2,773 Range High: $61,500,000 Average: $166,921

Source: SAM.gov Assistance Listing 47.049. Hatched bars are agency estimates. These totals do not indicate approval rates.

Recently closed under 47.049

Closed opportunities under 47.049
OpportunityStatusAward rangeClosesALN
AnalysisU.S. National Science Foundation
ClosedAmount not specifiedSep 30, 202647.049
CombinatoricsU.S. National Science Foundation
ClosedAmount not specifiedSep 22, 202647.049
FoundationsU.S. National Science Foundation
ClosedAmount not specifiedSep 22, 202647.049
ProbabilityU.S. National Science Foundation
ClosedAmount not specifiedSep 15, 202647.049
Closed$2M – $3MSep 8, 202647.041, 47.049, 47.050, 47.070, 47.074, 47.075, 47.076, 47.079, 47.083, 47.084
Closed$400K – $600KAug 11, 202647.049
ClosedAmount not specifiedMay 14, 202647.041, 47.049, 47.074, 47.075, 47.076
ClosedFrom $400KJul 24, 201347.041, 47.049, 47.050, 47.070, 47.074, 47.075, 47.076, 47.078, 47.079, 47.080, 47.081
Ethics Education in Science and EngineeringU.S. National Science Foundation
Closed$15K – $300KMar 1, 201347.041, 47.049, 47.050, 47.070, 47.074, 47.075, 47.076, 47.079
Major Research Instrumentation ProgramU.S. National Science Foundation
ClosedUp to $4MJan 24, 201347.041, 47.049, 47.050, 47.070, 47.074, 47.075, 47.076, 47.078, 47.079, 47.080, 47.081

Frequently asked questions

What is ALN 47.049?

47.049 is the Assistance Listing Number for “Mathematical and Physical Sciences.” Assistance Listing Numbers (formerly CFDA numbers) identify federal assistance programs; individual grant opportunities reference the listing they are funded under.

Who can apply under ALN 47.049?

The SAM.gov listing names these applicant types: Other. Each funding notice under the program sets its own eligibility, so check the specific opportunity.

How much funding does 47.049 provide?

The agency reported $1,537,650,000 in obligations for FY2025 in the SAM.gov Assistance Listing. These are program-wide totals reported by the agency, not a prediction of future awards.