diff --git a/docs/guide/policy_params.md b/docs/guide/policy_params.md
index 0598222f5..106ecb787 100644
--- a/docs/guide/policy_params.md
+++ b/docs/guide/policy_params.md
@@ -1514,8 +1514,8 @@ _Out-of-Range Action:_ error
 
 ### Charity
 
-####  `ID_Charity_crt_all`
-_Description:_ The total deduction for charity is capped at this fraction of AGI.
+####  `ID_Charity_crt_cash`
+_Description:_ The cash deduction for charity is capped at this fraction of AGI.
 _Notes:_ When using PUF data, raising this parameter value may produce unexpected results because in PUF data the variables e19800 and e20100 are already capped.
 _Has An Effect When Using:_ _PUF data:_ True _CPS data:_ True
 _Can Be Inflation Indexed:_ False _Is Inflation Indexed:_ False
@@ -3122,23 +3122,6 @@ _Valid Range:_ min = 0 and max = 1
 _Out-of-Range Action:_ error
 
 
-####  `PT_qbid_limit_switch`
-_Description:_ A value of True imposes wage/capital limitations. Note that neither the PUF nor CPS have data on wage expenses or capital income, and therefore all taxpayers are fully subject to the QBID limitations. A value of False assumes sufficient wage and capital income to avoid QBID limitations.
-_Has An Effect When Using:_ _PUF data:_ False _CPS data:_ False
-_Can Be Inflation Indexed:_ False _Is Inflation Indexed:_ False
-_Value Type:_ bool
-_Known Values:_
-2013: True
-2014: True
-2015: True
-2016: True
-2017: True
-2018: True
-2019: True
-_Valid Range:_ min = False and max = True
-_Out-of-Range Action:_ error
-
-
 ####  `PT_qbid_ps`
 _Description:_ QBID begins to decrease when pre-QBID taxable income is above this level.
 _Has An Effect When Using:_ _PUF data:_ True _CPS data:_ True
diff --git a/taxcalc.egg-info/PKG-INFO b/taxcalc.egg-info/PKG-INFO
index 03f61df2c..f077d6113 100644
--- a/taxcalc.egg-info/PKG-INFO
+++ b/taxcalc.egg-info/PKG-INFO
@@ -1,4 +1,4 @@
-Metadata-Version: 2.1
+Metadata-Version: 2.2
 Name: taxcalc
 Version: 4.4.0
 Summary: Tax-Calculator
@@ -23,6 +23,14 @@ Requires-Dist: pandas>=2.2
 Requires-Dist: bokeh>=2.4
 Requires-Dist: numba
 Requires-Dist: paramtools>=0.19.0
+Dynamic: classifier
+Dynamic: description
+Dynamic: description-content-type
+Dynamic: download-url
+Dynamic: home-page
+Dynamic: license
+Dynamic: requires-dist
+Dynamic: summary
 
 | | |
 | --- | --- |
@@ -37,8 +45,14 @@ Tax-Calculator
 Tax-Calculator is an open-source microsimulation model for static
 analysis of USA federal income and payroll taxes.
 
-We are seeking contributors and maintainers. If you are interested in joining the project as a contributor or maintainer,
-open a new [issue](https://github.com/PSLmodels/Tax-Calculator/issues) and ping [@MattHJensen](https://github.com/MattHJensen/) or [@jdebacker](https://github.com/jdebacker/) -- or just jump right in.
+We are seeking contributors and maintainers.  If you are interested in
+joining the project as a contributor or maintainer, open a new
+[issue](https://github.com/PSLmodels/Tax-Calculator/issues) and ping
+[@MattHJensen](https://github.com/MattHJensen/) or
+[@jdebacker](https://github.com/jdebacker/) -- or just jump right in.
+The [contributor
+guide](https://taxcalc.pslmodels.org/contributing/contributor_guide.html)
+explains the workflow involved in contributing model enhancements.
 
 Complete documentation is available
 [here](https://PSLmodels.github.io/Tax-Calculator/).
diff --git a/taxcalc.egg-info/SOURCES.txt b/taxcalc.egg-info/SOURCES.txt
index 9ca90b177..903994c54 100644
--- a/taxcalc.egg-info/SOURCES.txt
+++ b/taxcalc.egg-info/SOURCES.txt
@@ -55,7 +55,6 @@ docs/api/utils.rst
 docs/api/utilsprvt.rst
 docs/contributing/RELEASING.md
 docs/contributing/contributor_guide.md
-docs/contributing/dependencies.md
 docs/contributing/param_naming.md
 docs/contributing/pr_workflow.md
 docs/contributing/testing.md
diff --git a/taxcalc/validation/taxsim35/taxsim_emulation.json b/taxcalc/validation/taxsim35/taxsim_emulation.json
index a1cecad46..5c64ebac8 100644
--- a/taxcalc/validation/taxsim35/taxsim_emulation.json
+++ b/taxcalc/validation/taxsim35/taxsim_emulation.json
@@ -36,14 +36,10 @@
 //      income of the receiving spouse, if made under a
 //      divorce or separation agreement executed after
 //      Dec. 31, 2018.
-
-// (4) PT_qbid_limit_switch = false implies TAXSIM35-like QBI deduction logic.
 {
     "AMT_child_em_c_age": {"2013": 24},
 
     "EITC_excess_InvestIncome_rt": {"2013": 1.0},
 
-    "ALD_AlimonyReceived_hc": {"2019": 1.0},
-
-    "PT_qbid_limit_switch": {"2018": false}
+    "ALD_AlimonyReceived_hc": {"2019": 1.0}
 }